40026818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21683}}^1$

素因数の和:21769

約数の個数: 16

約数和(自身を含む): 65572416

約数和(自身を除く): 25545598

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 21683, 43366, 281879, 563758, 1539493, 3078986, 20013409, 40026818]

約数ペア:

[(1, 40026818), (2, 20013409), (13, 3078986), (26, 1539493), (71, 563758), (142, 281879), (923, 43366), (1846, 21683)]