20708668

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{1069}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 37749600

約数和(自身を除く): 17040932

約数列:

[1, 2, 4, 29, 58, 116, 167, 334, 668, 1069, 2138, 4276, 4843, 9686, 19372, 31001, 62002, 124004, 178523, 357046, 714092, 5177167, 10354334, 20708668]

約数ペア:

[(1, 20708668), (2, 10354334), (4, 5177167), (29, 714092), (58, 357046), (116, 178523), (167, 124004), (334, 62002), (668, 31001), (1069, 19372), (2138, 9686), (4276, 4843)]