20672434384

素因数分解:

$2^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5153}}^1$

素因数の和:5242

約数の個数: 160

約数和(自身を含む): 50616403200

約数和(自身を除く): 29943968816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 43, 49, 56, 68, 86, 98, 112, 119, 136, 172, 196, 238, 272, 301, 343, 344, 392, 476, 602, 686, 688, 731, 784, 833, 952, 1204, 1372, 1462, 1666, 1904, 2107, 2408, 2744, 2924, 3332, 4214, 4816, 5117, 5153, 5488, 5831, 5848, 6664, 8428, 10234, 10306, 11662, 11696, 13328, 14749, 16856, 20468, 20612, 23324, 29498, 33712, 35819, 36071, 40936, 41224, 46648, 58996, 71638, 72142, 81872, 82448, 87601, 93296, 117992, 143276, 144284, 175202, 221579, 235984, 250733, 252497, 286552, 288568, 350404, 443158, 501466, 504994, 573104, 577136, 613207, 700808, 886316, 1002932, 1009988, 1226414, 1401616, 1551053, 1767479, 1772632, 2005864, 2019976, 2452828, 3102106, 3534958, 3545264, 3766843, 4011728, 4039952, 4292449, 4905656, 6204212, 7069916, 7533686, 8584898, 9811312, 10857371, 12408424, 14139832, 15067372, 17169796, 21714742, 24816848, 26367901, 28279664, 30047143, 30134744, 34339592, 43429484, 52735802, 60094286, 60269488, 68679184, 76001597, 86858968, 105471604, 120188572, 152003194, 173717936, 184575307, 210943208, 240377144, 304006388, 369150614, 421886416, 480754288, 608012776, 738301228, 1216025552, 1292027149, 1476602456, 2584054298, 2953204912, 5168108596, 10336217192, 20672434384]

約数ペア:

[(1, 20672434384), (2, 10336217192), (4, 5168108596), (7, 2953204912), (8, 2584054298), (14, 1476602456), (16, 1292027149), (17, 1216025552), (28, 738301228), (34, 608012776), (43, 480754288), (49, 421886416), (56, 369150614), (68, 304006388), (86, 240377144), (98, 210943208), (112, 184575307), (119, 173717936), (136, 152003194), (172, 120188572), (196, 105471604), (238, 86858968), (272, 76001597), (301, 68679184), (343, 60269488), (344, 60094286), (392, 52735802), (476, 43429484), (602, 34339592), (686, 30134744), (688, 30047143), (731, 28279664), (784, 26367901), (833, 24816848), (952, 21714742), (1204, 17169796), (1372, 15067372), (1462, 14139832), (1666, 12408424), (1904, 10857371), (2107, 9811312), (2408, 8584898), (2744, 7533686), (2924, 7069916), (3332, 6204212), (4214, 4905656), (4816, 4292449), (5117, 4039952), (5153, 4011728), (5488, 3766843), (5831, 3545264), (5848, 3534958), (6664, 3102106), (8428, 2452828), (10234, 2019976), (10306, 2005864), (11662, 1772632), (11696, 1767479), (13328, 1551053), (14749, 1401616), (16856, 1226414), (20468, 1009988), (20612, 1002932), (23324, 886316), (29498, 700808), (33712, 613207), (35819, 577136), (36071, 573104), (40936, 504994), (41224, 501466), (46648, 443158), (58996, 350404), (71638, 288568), (72142, 286552), (81872, 252497), (82448, 250733), (87601, 235984), (93296, 221579), (117992, 175202), (143276, 144284)]