18833776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{90547}}^1$

素因数の和:90568

約数の個数: 20

約数和(自身を含む): 39297832

約数和(自身を除く): 20464056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 90547, 181094, 362188, 724376, 1177111, 1448752, 2354222, 4708444, 9416888, 18833776]

約数ペア:

[(1, 18833776), (2, 9416888), (4, 4708444), (8, 2354222), (13, 1448752), (16, 1177111), (26, 724376), (52, 362188), (104, 181094), (208, 90547)]