20192008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61561}}^1$

素因数の和:61608

約数の個数: 16

約数和(自身を含む): 38784060

約数和(自身を除く): 18592052

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61561, 123122, 246244, 492488, 2524001, 5048002, 10096004, 20192008]

約数ペア:

[(1, 20192008), (2, 10096004), (4, 5048002), (8, 2524001), (41, 492488), (82, 246244), (164, 123122), (328, 61561)]