17919854356

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{121080097}}^1$

素因数の和:121080138

約数の個数: 12

約数和(自身を含む): 32207306068

約数和(自身を除く): 14287451712

約数列:

[1, 2, 4, 37, 74, 148, 121080097, 242160194, 484320388, 4479963589, 8959927178, 17919854356]

約数ペア:

[(1, 17919854356), (2, 8959927178), (4, 4479963589), (37, 484320388), (74, 242160194), (148, 121080097)]