20228709

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{491}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 27961344

約数和(自身を除く): 7732635

約数列:

[1, 3, 31, 93, 443, 491, 1329, 1473, 13733, 15221, 41199, 45663, 217513, 652539, 6742903, 20228709]

約数ペア:

[(1, 20228709), (3, 6742903), (31, 652539), (93, 217513), (443, 45663), (491, 41199), (1329, 15221), (1473, 13733)]