19388730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{646291}}^1$

素因数の和:646301

約数の個数: 16

約数和(自身を含む): 46533024

約数和(自身を除く): 27144294

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 646291, 1292582, 1938873, 3231455, 3877746, 6462910, 9694365, 19388730]

約数ペア:

[(1, 19388730), (2, 9694365), (3, 6462910), (5, 3877746), (6, 3231455), (10, 1938873), (15, 1292582), (30, 646291)]