9901508

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{6857}}^1$

素因数の和:6899

約数の個数: 18

約数和(自身を含む): 18290286

約数和(自身を除く): 8388778

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 6857, 13714, 27428, 130283, 260566, 521132, 2475377, 4950754, 9901508]

約数ペア:

[(1, 9901508), (2, 4950754), (4, 2475377), (19, 521132), (38, 260566), (76, 130283), (361, 27428), (722, 13714), (1444, 6857)]