19959330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{665311}}^1$

素因数の和:665321

約数の個数: 16

約数和(自身を含む): 47902464

約数和(自身を除く): 27943134

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 665311, 1330622, 1995933, 3326555, 3991866, 6653110, 9979665, 19959330]

約数ペア:

[(1, 19959330), (2, 9979665), (3, 6653110), (5, 3991866), (6, 3326555), (10, 1995933), (15, 1330622), (30, 665311)]