20356989416

素因数分解:

$2^3\times {\mathrm{863}}^1\times {\mathrm{2948579}}^1$

素因数の和:2949448

約数の個数: 16

約数和(自身を含む): 38213596800

約数和(自身を除く): 17856607384

約数列:

[1, 2, 4, 8, 863, 1726, 3452, 6904, 2948579, 5897158, 11794316, 23588632, 2544623677, 5089247354, 10178494708, 20356989416]

約数ペア:

[(1, 20356989416), (2, 10178494708), (4, 5089247354), (8, 2544623677), (863, 23588632), (1726, 11794316), (3452, 5897158), (6904, 2948579)]