161563312

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{272911}}^1$

素因数の和:272956

約数の個数: 20

約数和(自身を含む): 321490336

約数和(自身を除く): 159927024

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 272911, 545822, 1091644, 2183288, 4366576, 10097707, 20195414, 40390828, 80781656, 161563312]

約数ペア:

[(1, 161563312), (2, 80781656), (4, 40390828), (8, 20195414), (16, 10097707), (37, 4366576), (74, 2183288), (148, 1091644), (296, 545822), (592, 272911)]