20788812

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:353

約数の個数: 120

約数和(自身を含む): 62610240

約数和(自身を除く): 41821428

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 27, 33, 36, 38, 44, 54, 57, 66, 76, 81, 99, 108, 114, 132, 162, 171, 198, 209, 228, 297, 307, 324, 342, 396, 418, 513, 594, 614, 627, 684, 836, 891, 921, 1026, 1188, 1228, 1254, 1539, 1782, 1842, 1881, 2052, 2508, 2763, 3078, 3377, 3564, 3684, 3762, 5526, 5643, 5833, 6156, 6754, 7524, 8289, 10131, 11052, 11286, 11666, 13508, 16578, 16929, 17499, 20262, 22572, 23332, 24867, 30393, 33156, 33858, 34998, 40524, 49734, 52497, 60786, 64163, 67716, 69996, 91179, 99468, 104994, 121572, 128326, 157491, 182358, 192489, 209988, 256652, 273537, 314982, 364716, 384978, 472473, 547074, 577467, 629964, 769956, 944946, 1094148, 1154934, 1732401, 1889892, 2309868, 3464802, 5197203, 6929604, 10394406, 20788812]

約数ペア:

[(1, 20788812), (2, 10394406), (3, 6929604), (4, 5197203), (6, 3464802), (9, 2309868), (11, 1889892), (12, 1732401), (18, 1154934), (19, 1094148), (22, 944946), (27, 769956), (33, 629964), (36, 577467), (38, 547074), (44, 472473), (54, 384978), (57, 364716), (66, 314982), (76, 273537), (81, 256652), (99, 209988), (108, 192489), (114, 182358), (132, 157491), (162, 128326), (171, 121572), (198, 104994), (209, 99468), (228, 91179), (297, 69996), (307, 67716), (324, 64163), (342, 60786), (396, 52497), (418, 49734), (513, 40524), (594, 34998), (614, 33858), (627, 33156), (684, 30393), (836, 24867), (891, 23332), (921, 22572), (1026, 20262), (1188, 17499), (1228, 16929), (1254, 16578), (1539, 13508), (1782, 11666), (1842, 11286), (1881, 11052), (2052, 10131), (2508, 8289), (2763, 7524), (3078, 6754), (3377, 6156), (3564, 5833), (3684, 5643), (3762, 5526)]