20649912

素因数分解:

$2^3\times 3^1\times {\mathrm{860413}}^1$

素因数の和:860422

約数の個数: 16

約数和(自身を含む): 51624840

約数和(自身を除く): 30974928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 860413, 1720826, 2581239, 3441652, 5162478, 6883304, 10324956, 20649912]

約数ペア:

[(1, 20649912), (2, 10324956), (3, 6883304), (4, 5162478), (6, 3441652), (8, 2581239), (12, 1720826), (24, 860413)]