20633139

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{379}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 31299840

約数和(自身を除く): 10666701

約数列:

[1, 3, 9, 23, 69, 207, 263, 379, 789, 1137, 2367, 3411, 6049, 8717, 18147, 26151, 54441, 78453, 99677, 299031, 897093, 2292571, 6877713, 20633139]

約数ペア:

[(1, 20633139), (3, 6877713), (9, 2292571), (23, 897093), (69, 299031), (207, 99677), (263, 78453), (379, 54441), (789, 26151), (1137, 18147), (2367, 8717), (3411, 6049)]