8305981918

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{402851}}^1$

素因数の和:402940

約数の個数: 24

約数和(自身を含む): 13712276376

約数和(自身を除く): 5406294458

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 1586, 10309, 20618, 402851, 805702, 5237063, 10474126, 24573911, 49147822, 68081819, 136163638, 319460843, 638921686, 4152990959, 8305981918]

約数ペア:

[(1, 8305981918), (2, 4152990959), (13, 638921686), (26, 319460843), (61, 136163638), (122, 68081819), (169, 49147822), (338, 24573911), (793, 10474126), (1586, 5237063), (10309, 805702), (20618, 402851)]