20165566438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{1197907}}^1$

素因数の和:1198371

約数の個数: 16

約数和(自身を含む): 31912269120

約数和(自身を除く): 11746702682

約数列:

[1, 2, 19, 38, 443, 886, 8417, 16834, 1197907, 2395814, 22760233, 45520466, 530672801, 1061345602, 10082783219, 20165566438]

約数ペア:

[(1, 20165566438), (2, 10082783219), (19, 1061345602), (38, 530672801), (443, 45520466), (886, 22760233), (8417, 2395814), (16834, 1197907)]