19378546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6337}}^1$

素因数の和:6489

約数の個数: 16

約数和(自身を含む): 31943520

約数和(自身を除く): 12564974

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 6337, 12674, 69707, 139414, 880843, 1761686, 9689273, 19378546]

約数ペア:

[(1, 19378546), (2, 9689273), (11, 1761686), (22, 880843), (139, 139414), (278, 69707), (1529, 12674), (3058, 6337)]