646636822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1\times {\mathrm{12479}}^1$

素因数の和:14487

約数の個数: 16

約数和(自身を含む): 1045175040

約数和(自身を除く): 398538218

約数列:

[1, 2, 13, 26, 1993, 3986, 12479, 24958, 25909, 51818, 162227, 324454, 24870647, 49741294, 323318411, 646636822]

約数ペア:

[(1, 646636822), (2, 323318411), (13, 49741294), (26, 24870647), (1993, 324454), (3986, 162227), (12479, 51818), (24958, 25909)]