15192421820

素因数分解:

$2^2\times 5^1\times {\mathrm{11471}}^1\times {\mathrm{66221}}^1$

素因数の和:77701

約数の個数: 24

約数和(自身を含む): 31907348928

約数和(自身を除く): 16714927108

約数列:

[1, 2, 4, 5, 10, 20, 11471, 22942, 45884, 57355, 66221, 114710, 132442, 229420, 264884, 331105, 662210, 1324420, 759621091, 1519242182, 3038484364, 3798105455, 7596210910, 15192421820]

約数ペア:

[(1, 15192421820), (2, 7596210910), (4, 3798105455), (5, 3038484364), (10, 1519242182), (20, 759621091), (11471, 1324420), (22942, 662210), (45884, 331105), (57355, 264884), (66221, 229420), (114710, 132442)]