20341911

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2447}}^1$

素因数の和:2630

約数の個数: 16

約数和(自身を含む): 28905984

約数和(自身を除く): 8564073

約数列:

[1, 3, 17, 51, 163, 489, 2447, 2771, 7341, 8313, 41599, 124797, 398861, 1196583, 6780637, 20341911]

約数ペア:

[(1, 20341911), (3, 6780637), (17, 1196583), (51, 398861), (163, 124797), (489, 41599), (2447, 8313), (2771, 7341)]