18957291268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{8311}}^1\times {\mathrm{30013}}^1$

素因数の和:38347

約数の個数: 24

約数和(自身を含む): 34926691520

約数和(自身を除く): 15969400252

約数列:

[1, 2, 4, 19, 38, 76, 8311, 16622, 30013, 33244, 60026, 120052, 157909, 315818, 570247, 631636, 1140494, 2280988, 249438043, 498876086, 997752172, 4739322817, 9478645634, 18957291268]

約数ペア:

[(1, 18957291268), (2, 9478645634), (4, 4739322817), (19, 997752172), (38, 498876086), (76, 249438043), (8311, 2280988), (16622, 1140494), (30013, 631636), (33244, 570247), (60026, 315818), (120052, 157909)]