20551894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{32213}}^1$

素因数の和:32255

約数の個数: 16

約数和(自身を含む): 34791120

約数和(自身を除く): 14239226

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 32213, 64426, 354343, 708686, 934177, 1868354, 10275947, 20551894]

約数ペア:

[(1, 20551894), (2, 10275947), (11, 1868354), (22, 934177), (29, 708686), (58, 354343), (319, 64426), (638, 32213)]