20173898

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2423}}^1$

素因数の和:2629

約数の個数: 16

約数和(自身を含む): 31764096

約数和(自身を除く): 11590198

約数列:

[1, 2, 23, 46, 181, 362, 2423, 4163, 4846, 8326, 55729, 111458, 438563, 877126, 10086949, 20173898]

約数ペア:

[(1, 20173898), (2, 10086949), (23, 877126), (46, 438563), (181, 111458), (362, 55729), (2423, 8326), (4163, 4846)]