2018990012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{279329}}^1$

素因数の和:279485

約数の個数: 24

約数和(自身を含む): 3832407600

約数和(自身を除く): 1813417588

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 279329, 558658, 1117316, 3631277, 7262554, 14525108, 38826731, 77653462, 155306924, 504747503, 1009495006, 2018990012]

約数ペア:

[(1, 2018990012), (2, 1009495006), (4, 504747503), (13, 155306924), (26, 77653462), (52, 38826731), (139, 14525108), (278, 7262554), (556, 3631277), (1807, 1117316), (3614, 558658), (7228, 279329)]