9009988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1063}}^1$

素因数の和:1243

約数の個数: 24

約数和(自身を含む): 17100608

約数和(自身を除く): 8090620

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 1063, 2119, 2126, 4238, 4252, 8476, 13819, 27638, 55276, 173269, 346538, 693076, 2252497, 4504994, 9009988]

約数ペア:

[(1, 9009988), (2, 4504994), (4, 2252497), (13, 693076), (26, 346538), (52, 173269), (163, 55276), (326, 27638), (652, 13819), (1063, 8476), (2119, 4252), (2126, 4238)]