19605508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13001}}^1$

素因数の和:13047

約数の個数: 24

約数和(自身を含む): 38225880

約数和(自身を除く): 18620372

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13001, 26002, 52004, 169013, 338026, 377029, 676052, 754058, 1508116, 4901377, 9802754, 19605508]

約数ペア:

[(1, 19605508), (2, 9802754), (4, 4901377), (13, 1508116), (26, 754058), (29, 676052), (52, 377029), (58, 338026), (116, 169013), (377, 52004), (754, 26002), (1508, 13001)]