20203209785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{56417}}^1$

素因数の和:56833

約数の個数: 32

約数和(自身を含む): 28077207552

約数和(自身を除く): 7873997767

約数列:

[1, 5, 11, 17, 55, 85, 187, 383, 935, 1915, 4213, 6511, 21065, 32555, 56417, 71621, 282085, 358105, 620587, 959089, 3102935, 4795445, 10549979, 21607711, 52749895, 108038555, 237684821, 367331087, 1188424105, 1836655435, 4040641957, 20203209785]

約数ペア:

[(1, 20203209785), (5, 4040641957), (11, 1836655435), (17, 1188424105), (55, 367331087), (85, 237684821), (187, 108038555), (383, 52749895), (935, 21607711), (1915, 10549979), (4213, 4795445), (6511, 3102935), (21065, 959089), (32555, 620587), (56417, 358105), (71621, 282085)]