19742811

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{7573}}^1$

素因数の和:7666

約数の個数: 16

約数和(自身を含む): 29084160

約数和(自身を除く): 9341349

約数列:

[1, 3, 11, 33, 79, 237, 869, 2607, 7573, 22719, 83303, 249909, 598267, 1794801, 6580937, 19742811]

約数ペア:

[(1, 19742811), (3, 6580937), (11, 1794801), (33, 598267), (79, 249909), (237, 83303), (869, 22719), (2607, 7573)]