13144220

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{3631}}^1$

素因数の和:3821

約数の個数: 24

約数和(自身を含む): 27763008

約数和(自身を除く): 14618788

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 3631, 7262, 14524, 18155, 36310, 72620, 657211, 1314422, 2628844, 3286055, 6572110, 13144220]

約数ペア:

[(1, 13144220), (2, 6572110), (4, 3286055), (5, 2628844), (10, 1314422), (20, 657211), (181, 72620), (362, 36310), (724, 18155), (905, 14524), (1810, 7262), (3620, 3631)]