18466340

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5881}}^1$

素因数の和:6047

約数の個数: 24

約数和(自身を含む): 39032952

約数和(自身を除く): 20566612

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 5881, 11762, 23524, 29405, 58810, 117620, 923317, 1846634, 3693268, 4616585, 9233170, 18466340]

約数ペア:

[(1, 18466340), (2, 9233170), (4, 4616585), (5, 3693268), (10, 1846634), (20, 923317), (157, 117620), (314, 58810), (628, 29405), (785, 23524), (1570, 11762), (3140, 5881)]