20659214

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{419}}^1$

素因数の和:787

約数の個数: 16

約数和(自身を含む): 31525200

約数和(自身を除く): 10865986

約数列:

[1, 2, 89, 178, 277, 419, 554, 838, 24653, 37291, 49306, 74582, 116063, 232126, 10329607, 20659214]

約数ペア:

[(1, 20659214), (2, 10329607), (89, 232126), (178, 116063), (277, 74582), (419, 49306), (554, 37291), (838, 24653)]