20280322

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{2269}}^1$

素因数の和:2421

約数の個数: 16

約数和(自身を含む): 31462200

約数和(自身を除く): 11181878

約数列:

[1, 2, 41, 82, 109, 218, 2269, 4469, 4538, 8938, 93029, 186058, 247321, 494642, 10140161, 20280322]

約数ペア:

[(1, 20280322), (2, 10140161), (41, 494642), (82, 247321), (109, 186058), (218, 93029), (2269, 8938), (4469, 4538)]