20819026

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{919}}^1$

素因数の和:1209

約数の個数: 16

約数和(自身を含む): 32060160

約数和(自身を除く): 11241134

約数列:

[1, 2, 47, 94, 241, 482, 919, 1838, 11327, 22654, 43193, 86386, 221479, 442958, 10409513, 20819026]

約数ペア:

[(1, 20819026), (2, 10409513), (47, 442958), (94, 221479), (241, 86386), (482, 43193), (919, 22654), (1838, 11327)]