20560166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 35838720

約数和(自身を除く): 15278554

約数列:

[1, 2, 11, 19, 22, 38, 101, 202, 209, 418, 487, 974, 1111, 1919, 2222, 3838, 5357, 9253, 10714, 18506, 21109, 42218, 49187, 98374, 101783, 203566, 541057, 934553, 1082114, 1869106, 10280083, 20560166]

約数ペア:

[(1, 20560166), (2, 10280083), (11, 1869106), (19, 1082114), (22, 934553), (38, 541057), (101, 203566), (202, 101783), (209, 98374), (418, 49187), (487, 42218), (974, 21109), (1111, 18506), (1919, 10714), (2222, 9253), (3838, 5357)]