8901398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1009}}^1$

素因数の和:1423

約数の個数: 16

約数和(自身を含む): 14616720

約数和(自身を除く): 5715322

約数列:

[1, 2, 11, 22, 401, 802, 1009, 2018, 4411, 8822, 11099, 22198, 404609, 809218, 4450699, 8901398]

約数ペア:

[(1, 8901398), (2, 4450699), (11, 809218), (22, 404609), (401, 22198), (802, 11099), (1009, 8822), (2018, 4411)]