20189917228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1248449}}^1$

素因数の和:1248777

約数の個数: 24

約数和(自身を含む): 38172607200

約数和(自身を除く): 17982689972

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1244, 4043, 8086, 16172, 1248449, 2496898, 4993796, 16229837, 32459674, 64919348, 388267639, 776535278, 1553070556, 5047479307, 10094958614, 20189917228]

約数ペア:

[(1, 20189917228), (2, 10094958614), (4, 5047479307), (13, 1553070556), (26, 776535278), (52, 388267639), (311, 64919348), (622, 32459674), (1244, 16229837), (4043, 4993796), (8086, 2496898), (16172, 1248449)]