20717646

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30557}}^1$

素因数の和:30675

約数の個数: 16

約数和(自身を含む): 41803344

約数和(自身を除く): 21085698

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 30557, 61114, 91671, 183342, 3452941, 6905882, 10358823, 20717646]

約数ペア:

[(1, 20717646), (2, 10358823), (3, 6905882), (6, 3452941), (113, 183342), (226, 91671), (339, 61114), (678, 30557)]