19691347979

素因数分解:

${\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1\times {\mathrm{12791}}^1$

素因数の和:13606

約数の個数: 16

約数和(自身を含む): 21035267136

約数和(自身を除く): 1343919157

約数列:

[1, 17, 137, 661, 2329, 11237, 12791, 90557, 217447, 1539469, 1752367, 8454851, 29790239, 143732467, 1158314587, 19691347979]

約数ペア:

[(1, 19691347979), (17, 1158314587), (137, 143732467), (661, 29790239), (2329, 8454851), (11237, 1752367), (12791, 1539469), (90557, 217447)]