20431830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{681061}}^1$

素因数の和:681071

約数の個数: 16

約数和(自身を含む): 49036464

約数和(自身を除く): 28604634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 681061, 1362122, 2043183, 3405305, 4086366, 6810610, 10215915, 20431830]

約数ペア:

[(1, 20431830), (2, 10215915), (3, 6810610), (5, 4086366), (6, 3405305), (10, 2043183), (15, 1362122), (30, 681061)]