16112620

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4451}}^1$

素因数の和:4641

約数の個数: 24

約数和(自身を含む): 34031088

約数和(自身を除く): 17918468

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 4451, 8902, 17804, 22255, 44510, 89020, 805631, 1611262, 3222524, 4028155, 8056310, 16112620]

約数ペア:

[(1, 16112620), (2, 8056310), (4, 4028155), (5, 3222524), (10, 1611262), (20, 805631), (181, 89020), (362, 44510), (724, 22255), (905, 17804), (1810, 8902), (3620, 4451)]