20138051368

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{1531}}^1\times {\mathrm{38237}}^1$

素因数の和:39817

約数の個数: 32

約数和(自身を含む): 38663206560

約数和(自身を除く): 18525155192

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1531, 3062, 6124, 12248, 38237, 65833, 76474, 131666, 152948, 263332, 305896, 526664, 1644191, 3288382, 6576764, 13153528, 58540847, 117081694, 234163388, 468326776, 2517256421, 5034512842, 10069025684, 20138051368]

約数ペア:

[(1, 20138051368), (2, 10069025684), (4, 5034512842), (8, 2517256421), (43, 468326776), (86, 234163388), (172, 117081694), (344, 58540847), (1531, 13153528), (3062, 6576764), (6124, 3288382), (12248, 1644191), (38237, 526664), (65833, 305896), (76474, 263332), (131666, 152948)]