20804972436

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:519

約数の個数: 216

約数和(自身を含む): 57629784576

約数和(自身を除く): 36824812140

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 94, 102, 141, 153, 157, 188, 204, 271, 282, 289, 306, 314, 423, 471, 542, 564, 578, 612, 628, 799, 813, 846, 867, 942, 1084, 1156, 1413, 1598, 1626, 1692, 1734, 1884, 2397, 2439, 2601, 2669, 2826, 3196, 3252, 3468, 4607, 4794, 4878, 5202, 5338, 5652, 7191, 7379, 8007, 9214, 9588, 9756, 10404, 10676, 12737, 13583, 13821, 14382, 14758, 16014, 18428, 22137, 24021, 25474, 27166, 27642, 28764, 29516, 32028, 38211, 40749, 41463, 42547, 44274, 45373, 48042, 50948, 54332, 55284, 66411, 76422, 78319, 81498, 82926, 85094, 88548, 90746, 96084, 114633, 122247, 125443, 127641, 132822, 136119, 152844, 156638, 162996, 165852, 170188, 181492, 216529, 229266, 234957, 244494, 250886, 255282, 265644, 272238, 313276, 376329, 382923, 408357, 433058, 458532, 469914, 488988, 501772, 510564, 544476, 649587, 704871, 723299, 752658, 765846, 816714, 866116, 939828, 1128987, 1299174, 1409742, 1446598, 1505316, 1531692, 1633428, 1948761, 1999709, 2132531, 2169897, 2257974, 2598348, 2819484, 2893196, 3680993, 3897522, 3999418, 4265062, 4339794, 4515948, 5999127, 6397593, 6509691, 7361986, 7795044, 7998836, 8530124, 8679588, 11042979, 11998254, 12296083, 12795186, 13019382, 14723972, 17997381, 19192779, 22085958, 23996508, 24592166, 25590372, 26038764, 33128937, 33995053, 35994762, 36888249, 38385558, 44171916, 49184332, 66257874, 67990106, 71989524, 73776498, 76771116, 101985159, 110664747, 132515748, 135980212, 147552996, 203970318, 221329494, 305955477, 407940636, 442658988, 577915901, 611910954, 1155831802, 1223821908, 1733747703, 2311663604, 3467495406, 5201243109, 6934990812, 10402486218, 20804972436]

約数ペア:

[(1, 20804972436), (2, 10402486218), (3, 6934990812), (4, 5201243109), (6, 3467495406), (9, 2311663604), (12, 1733747703), (17, 1223821908), (18, 1155831802), (34, 611910954), (36, 577915901), (47, 442658988), (51, 407940636), (68, 305955477), (94, 221329494), (102, 203970318), (141, 147552996), (153, 135980212), (157, 132515748), (188, 110664747), (204, 101985159), (271, 76771116), (282, 73776498), (289, 71989524), (306, 67990106), (314, 66257874), (423, 49184332), (471, 44171916), (542, 38385558), (564, 36888249), (578, 35994762), (612, 33995053), (628, 33128937), (799, 26038764), (813, 25590372), (846, 24592166), (867, 23996508), (942, 22085958), (1084, 19192779), (1156, 17997381), (1413, 14723972), (1598, 13019382), (1626, 12795186), (1692, 12296083), (1734, 11998254), (1884, 11042979), (2397, 8679588), (2439, 8530124), (2601, 7998836), (2669, 7795044), (2826, 7361986), (3196, 6509691), (3252, 6397593), (3468, 5999127), (4607, 4515948), (4794, 4339794), (4878, 4265062), (5202, 3999418), (5338, 3897522), (5652, 3680993), (7191, 2893196), (7379, 2819484), (8007, 2598348), (9214, 2257974), (9588, 2169897), (9756, 2132531), (10404, 1999709), (10676, 1948761), (12737, 1633428), (13583, 1531692), (13821, 1505316), (14382, 1446598), (14758, 1409742), (16014, 1299174), (18428, 1128987), (22137, 939828), (24021, 866116), (25474, 816714), (27166, 765846), (27642, 752658), (28764, 723299), (29516, 704871), (32028, 649587), (38211, 544476), (40749, 510564), (41463, 501772), (42547, 488988), (44274, 469914), (45373, 458532), (48042, 433058), (50948, 408357), (54332, 382923), (55284, 376329), (66411, 313276), (76422, 272238), (78319, 265644), (81498, 255282), (82926, 250886), (85094, 244494), (88548, 234957), (90746, 229266), (96084, 216529), (114633, 181492), (122247, 170188), (125443, 165852), (127641, 162996), (132822, 156638), (136119, 152844)]