20053770064

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{1242181}}^1$

素因数の和:1243198

約数の個数: 20

約数和(自身を含む): 38892718420

約数和(自身を除く): 18838948356

約数列:

[1, 2, 4, 8, 16, 1009, 2018, 4036, 8072, 16144, 1242181, 2484362, 4968724, 9937448, 19874896, 1253360629, 2506721258, 5013442516, 10026885032, 20053770064]

約数ペア:

[(1, 20053770064), (2, 10026885032), (4, 5013442516), (8, 2506721258), (16, 1253360629), (1009, 19874896), (2018, 9937448), (4036, 4968724), (8072, 2484362), (16144, 1242181)]