20196531

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 30351360

約数和(自身を除く): 10154829

約数列:

[1, 3, 9, 31, 93, 191, 279, 379, 573, 1137, 1719, 3411, 5921, 11749, 17763, 35247, 53289, 72389, 105741, 217167, 651501, 2244059, 6732177, 20196531]

約数ペア:

[(1, 20196531), (3, 6732177), (9, 2244059), (31, 651501), (93, 217167), (191, 105741), (279, 72389), (379, 53289), (573, 35247), (1137, 17763), (1719, 11749), (3411, 5921)]