20329197

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5939}}^1$

素因数の和:6112

約数の個数: 16

約数和(自身を含む): 31173120

約数和(自身を除く): 10843923

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 5939, 17817, 41573, 124719, 968057, 2904171, 6776399, 20329197]

約数ペア:

[(1, 20329197), (3, 6776399), (7, 2904171), (21, 968057), (163, 124719), (489, 41573), (1141, 17817), (3423, 5939)]