19902671

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:970

約数の個数: 16

約数和(自身を含む): 22226400

約数和(自身を除く): 2323729

約数列:

[1, 19, 29, 41, 551, 779, 881, 1189, 16739, 22591, 25549, 36121, 485431, 686299, 1047509, 19902671]

約数ペア:

[(1, 19902671), (19, 1047509), (29, 686299), (41, 485431), (551, 36121), (779, 25549), (881, 22591), (1189, 16739)]