154916407568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{744790421}}^1$

素因数の和:744790442

約数の個数: 20

約数和(自身を含む): 323239043148

約数和(自身を除く): 168322635580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 744790421, 1489580842, 2979161684, 5958323368, 9682275473, 11916646736, 19364550946, 38729101892, 77458203784, 154916407568]

約数ペア:

[(1, 154916407568), (2, 77458203784), (4, 38729101892), (8, 19364550946), (13, 11916646736), (16, 9682275473), (26, 5958323368), (52, 2979161684), (104, 1489580842), (208, 744790421)]