2018011775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{365251}}^1$

素因数の和:365291

約数の個数: 24

約数和(自身を含む): 2853348624

約数和(自身を除く): 835336849

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 365251, 1826255, 4748263, 6209267, 9131275, 23741315, 31046335, 80720471, 118706575, 155231675, 403602355, 2018011775]

約数ペア:

[(1, 2018011775), (5, 403602355), (13, 155231675), (17, 118706575), (25, 80720471), (65, 31046335), (85, 23741315), (221, 9131275), (325, 6209267), (425, 4748263), (1105, 1826255), (5525, 365251)]