20198714

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:805

約数の個数: 16

約数和(自身を含む): 30844800

約数和(自身を除く): 10646086

約数列:

[1, 2, 83, 166, 271, 449, 542, 898, 22493, 37267, 44986, 74534, 121679, 243358, 10099357, 20198714]

約数ペア:

[(1, 20198714), (2, 10099357), (83, 243358), (166, 121679), (271, 74534), (449, 44986), (542, 37267), (898, 22493)]