20219644818

素因数分解:

$2^1\times 3^3\times {\mathrm{374437867}}^1$

素因数の和:374437878

約数の個数: 16

約数和(自身を含む): 44932544160

約数和(自身を除く): 24712899342

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 374437867, 748875734, 1123313601, 2246627202, 3369940803, 6739881606, 10109822409, 20219644818]

約数ペア:

[(1, 20219644818), (2, 10109822409), (3, 6739881606), (6, 3369940803), (9, 2246627202), (18, 1123313601), (27, 748875734), (54, 374437867)]