201942971056

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{664286089}}^1$

素因数の和:664286116

約数の個数: 20

約数和(自身を含む): 411857375800

約数和(自身を除く): 209914404744

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 664286089, 1328572178, 2657144356, 5314288712, 10628577424, 12621435691, 25242871382, 50485742764, 100971485528, 201942971056]

約数ペア:

[(1, 201942971056), (2, 100971485528), (4, 50485742764), (8, 25242871382), (16, 12621435691), (19, 10628577424), (38, 5314288712), (76, 2657144356), (152, 1328572178), (304, 664286089)]