20189490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{672983}}^1$

素因数の和:672993

約数の個数: 16

約数和(自身を含む): 48454848

約数和(自身を除く): 28265358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 672983, 1345966, 2018949, 3364915, 4037898, 6729830, 10094745, 20189490]

約数ペア:

[(1, 20189490), (2, 10094745), (3, 6729830), (5, 4037898), (6, 3364915), (10, 2018949), (15, 1345966), (30, 672983)]