18800671

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:426

約数の個数: 16

約数和(自身を含む): 20700000

約数和(自身を除く): 1899329

約数列:

[1, 19, 29, 149, 229, 551, 2831, 4321, 4351, 6641, 34121, 82099, 126179, 648299, 989509, 18800671]

約数ペア:

[(1, 18800671), (19, 989509), (29, 648299), (149, 126179), (229, 82099), (551, 34121), (2831, 6641), (4321, 4351)]