18125164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3359}}^1$

素因数の和:3453

約数の個数: 24

約数和(自身を含む): 33868800

約数和(自身を除く): 15743636

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 3359, 5396, 6718, 13436, 63821, 127642, 238489, 255284, 476978, 953956, 4531291, 9062582, 18125164]

約数ペア:

[(1, 18125164), (2, 9062582), (4, 4531291), (19, 953956), (38, 476978), (71, 255284), (76, 238489), (142, 127642), (284, 63821), (1349, 13436), (2698, 6718), (3359, 5396)]