1890247684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{542551}}^1$

素因数の和:542635

約数の個数: 24

約数和(自身を含む): 3615566528

約数和(自身を除く): 1725318844

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 542551, 1085102, 2170204, 7053163, 14106326, 28212652, 36350917, 72701834, 145403668, 472561921, 945123842, 1890247684]

約数ペア:

[(1, 1890247684), (2, 945123842), (4, 472561921), (13, 145403668), (26, 72701834), (52, 36350917), (67, 28212652), (134, 14106326), (268, 7053163), (871, 2170204), (1742, 1085102), (3484, 542551)]