31969808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{153701}}^1$

素因数の和:153722

約数の個数: 20

約数和(自身を含む): 66706668

約数和(自身を除く): 34736860

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 153701, 307402, 614804, 1229608, 1998113, 2459216, 3996226, 7992452, 15984904, 31969808]

約数ペア:

[(1, 31969808), (2, 15984904), (4, 7992452), (8, 3996226), (13, 2459216), (16, 1998113), (26, 1229608), (52, 614804), (104, 307402), (208, 153701)]