20341628

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{14087}}^1$

素因数の和:14129

約数の個数: 18

約数和(自身を含む): 37572696

約数和(自身を除く): 17231068

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 14087, 28174, 56348, 267653, 535306, 1070612, 5085407, 10170814, 20341628]

約数ペア:

[(1, 20341628), (2, 10170814), (4, 5085407), (19, 1070612), (38, 535306), (76, 267653), (361, 56348), (722, 28174), (1444, 14087)]