20702930139

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{7001}}^1\times {\mathrm{5569}}^1$

素因数の和:12635

約数の個数: 24

約数和(自身を含む): 30420889200

約数和(自身を除く): 9717959061

約数列:

[1, 3, 9, 59, 177, 531, 5569, 7001, 16707, 21003, 50121, 63009, 328571, 413059, 985713, 1239177, 2957139, 3717531, 38988569, 116965707, 350897121, 2300325571, 6900976713, 20702930139]

約数ペア:

[(1, 20702930139), (3, 6900976713), (9, 2300325571), (59, 350897121), (177, 116965707), (531, 38988569), (5569, 3717531), (7001, 2957139), (16707, 1239177), (21003, 985713), (50121, 413059), (63009, 328571)]