20783450876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{807187}}^1$

素因数の和:807389

約数の個数: 24

約数和(自身を含む): 37495496976

約数和(自身を除く): 16712046100

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 628, 6437, 12874, 25748, 807187, 1614374, 3228748, 33094667, 66189334, 126728359, 132378668, 253456718, 506913436, 5195862719, 10391725438, 20783450876]

約数ペア:

[(1, 20783450876), (2, 10391725438), (4, 5195862719), (41, 506913436), (82, 253456718), (157, 132378668), (164, 126728359), (314, 66189334), (628, 33094667), (6437, 3228748), (12874, 1614374), (25748, 807187)]