20156474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 13591366

約数列:

[1, 2, 13, 26, 61, 71, 122, 142, 179, 358, 793, 923, 1586, 1846, 2327, 4331, 4654, 8662, 10919, 12709, 21838, 25418, 56303, 112606, 141947, 165217, 283894, 330434, 775249, 1550498, 10078237, 20156474]

約数ペア:

[(1, 20156474), (2, 10078237), (13, 1550498), (26, 775249), (61, 330434), (71, 283894), (122, 165217), (142, 141947), (179, 112606), (358, 56303), (793, 25418), (923, 21838), (1586, 12709), (1846, 10919), (2327, 8662), (4331, 4654)]