19078895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4391}}^1$

素因数の和:4486

約数の個数: 16

約数和(自身を含む): 25297920

約数和(自身を除く): 6219025

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 4391, 21955, 48301, 241505, 346889, 1734445, 3815779, 19078895]

約数ペア:

[(1, 19078895), (5, 3815779), (11, 1734445), (55, 346889), (79, 241505), (395, 48301), (869, 21955), (4345, 4391)]