18052940

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4987}}^1$

素因数の和:5177

約数の個数: 24

約数和(自身を含む): 38128272

約数和(自身を除く): 20075332

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 4987, 9974, 19948, 24935, 49870, 99740, 902647, 1805294, 3610588, 4513235, 9026470, 18052940]

約数ペア:

[(1, 18052940), (2, 9026470), (4, 4513235), (5, 3610588), (10, 1805294), (20, 902647), (181, 99740), (362, 49870), (724, 24935), (905, 19948), (1810, 9974), (3620, 4987)]