20558358712

素因数分解:

$2^3\times {\mathrm{60527}}^1\times {\mathrm{42457}}^1$

素因数の和:102990

約数の個数: 16

約数和(自身を含む): 38548467360

約数和(自身を除く): 17990108648

約数列:

[1, 2, 4, 8, 42457, 60527, 84914, 121054, 169828, 242108, 339656, 484216, 2569794839, 5139589678, 10279179356, 20558358712]

約数ペア:

[(1, 20558358712), (2, 10279179356), (4, 5139589678), (8, 2569794839), (42457, 484216), (60527, 339656), (84914, 242108), (121054, 169828)]