18397643

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:203

約数の個数: 24

約数和(自身を含む): 21890736

約数和(自身を除く): 3493093

約数列:

[1, 11, 19, 41, 113, 209, 361, 451, 779, 1243, 2147, 3971, 4633, 8569, 14801, 23617, 40793, 50963, 88027, 162811, 448723, 968297, 1672513, 18397643]

約数ペア:

[(1, 18397643), (11, 1672513), (19, 968297), (41, 448723), (113, 162811), (209, 88027), (361, 50963), (451, 40793), (779, 23617), (1243, 14801), (2147, 8569), (3971, 4633)]