20802254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{55621}}^1$

素因数の和:55651

約数の個数: 16

約数和(自身を含む): 36043056

約数和(自身を除く): 15240802

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 55621, 111242, 611831, 945557, 1223662, 1891114, 10401127, 20802254]

約数ペア:

[(1, 20802254), (2, 10401127), (11, 1891114), (17, 1223662), (22, 945557), (34, 611831), (187, 111242), (374, 55621)]