918546940

素因数分解:

$2^2\times 5^1\times {\mathrm{4217}}^1\times {\mathrm{10891}}^1$

素因数の和:15117

約数の個数: 24

約数和(自身を含む): 1929583152

約数和(自身を除く): 1011036212

約数列:

[1, 2, 4, 5, 10, 20, 4217, 8434, 10891, 16868, 21085, 21782, 42170, 43564, 54455, 84340, 108910, 217820, 45927347, 91854694, 183709388, 229636735, 459273470, 918546940]

約数ペア:

[(1, 918546940), (2, 459273470), (4, 229636735), (5, 183709388), (10, 91854694), (20, 45927347), (4217, 217820), (8434, 108910), (10891, 84340), (16868, 54455), (21085, 43564), (21782, 42170)]