19805430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{660181}}^1$

素因数の和:660191

約数の個数: 16

約数和(自身を含む): 47533104

約数和(自身を除く): 27727674

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 660181, 1320362, 1980543, 3300905, 3961086, 6601810, 9902715, 19805430]

約数ペア:

[(1, 19805430), (2, 9902715), (3, 6601810), (5, 3961086), (6, 3300905), (10, 1980543), (15, 1320362), (30, 660181)]