63897808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307201}}^1$

素因数の和:307222

約数の個数: 20

約数和(自身を含む): 133325668

約数和(自身を除く): 69427860

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307201, 614402, 1228804, 2457608, 3993613, 4915216, 7987226, 15974452, 31948904, 63897808]

約数ペア:

[(1, 63897808), (2, 31948904), (4, 15974452), (8, 7987226), (13, 4915216), (16, 3993613), (26, 2457608), (52, 1228804), (104, 614402), (208, 307201)]