20356035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8429}}^1$

素因数の和:8467

約数の個数: 32

約数和(自身を含む): 38845440

約数和(自身を除く): 18489405

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8429, 25287, 42145, 59003, 126435, 177009, 193867, 295015, 581601, 885045, 969335, 1357069, 2908005, 4071207, 6785345, 20356035]

約数ペア:

[(1, 20356035), (3, 6785345), (5, 4071207), (7, 2908005), (15, 1357069), (21, 969335), (23, 885045), (35, 581601), (69, 295015), (105, 193867), (115, 177009), (161, 126435), (345, 59003), (483, 42145), (805, 25287), (2415, 8429)]