20173450856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2551}}^1\times {\mathrm{76039}}^1$

素因数の和:78609

約数の個数: 32

約数和(自身を含む): 40751356800

約数和(自身を除く): 20577905944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2551, 5102, 10204, 20408, 33163, 66326, 76039, 132652, 152078, 265304, 304156, 608312, 988507, 1977014, 3954028, 7908056, 193975489, 387950978, 775901956, 1551803912, 2521681357, 5043362714, 10086725428, 20173450856]

約数ペア:

[(1, 20173450856), (2, 10086725428), (4, 5043362714), (8, 2521681357), (13, 1551803912), (26, 775901956), (52, 387950978), (104, 193975489), (2551, 7908056), (5102, 3954028), (10204, 1977014), (20408, 988507), (33163, 608312), (66326, 304156), (76039, 265304), (132652, 152078)]