154897808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{744701}}^1$

素因数の和:744722

約数の個数: 20

約数和(自身を含む): 323200668

約数和(自身を除く): 168302860

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 744701, 1489402, 2978804, 5957608, 9681113, 11915216, 19362226, 38724452, 77448904, 154897808]

約数ペア:

[(1, 154897808), (2, 77448904), (4, 38724452), (8, 19362226), (13, 11915216), (16, 9681113), (26, 5957608), (52, 2978804), (104, 1489402), (208, 744701)]