17820328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{117239}}^1$

素因数の和:117264

約数の個数: 16

約数和(自身を含む): 35172000

約数和(自身を除く): 17351672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 117239, 234478, 468956, 937912, 2227541, 4455082, 8910164, 17820328]

約数ペア:

[(1, 17820328), (2, 8910164), (4, 4455082), (8, 2227541), (19, 937912), (38, 468956), (76, 234478), (152, 117239)]