20417124

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2671}}^1$

素因数の和:2705

約数の個数: 72

約数和(自身を含む): 59703168

約数和(自身を除く): 39286044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 2671, 3822, 5342, 7644, 8013, 10684, 16026, 18697, 32052, 34723, 37394, 56091, 69446, 74788, 104169, 112182, 130879, 138892, 208338, 224364, 243061, 261758, 392637, 416676, 486122, 523516, 729183, 785274, 972244, 1458366, 1570548, 1701427, 2916732, 3402854, 5104281, 6805708, 10208562, 20417124]

約数ペア:

[(1, 20417124), (2, 10208562), (3, 6805708), (4, 5104281), (6, 3402854), (7, 2916732), (12, 1701427), (13, 1570548), (14, 1458366), (21, 972244), (26, 785274), (28, 729183), (39, 523516), (42, 486122), (49, 416676), (52, 392637), (78, 261758), (84, 243061), (91, 224364), (98, 208338), (147, 138892), (156, 130879), (182, 112182), (196, 104169), (273, 74788), (294, 69446), (364, 56091), (546, 37394), (588, 34723), (637, 32052), (1092, 18697), (1274, 16026), (1911, 10684), (2548, 8013), (2671, 7644), (3822, 5342)]