20988496

素因数分解:

$2^4\times {\mathrm{773}}^1\times {\mathrm{1697}}^1$

素因数の和:2478

約数の個数: 20

約数和(自身を含む): 40741812

約数和(自身を除く): 19753316

約数列:

[1, 2, 4, 8, 16, 773, 1546, 1697, 3092, 3394, 6184, 6788, 12368, 13576, 27152, 1311781, 2623562, 5247124, 10494248, 20988496]

約数ペア:

[(1, 20988496), (2, 10494248), (4, 5247124), (8, 2623562), (16, 1311781), (773, 27152), (1546, 13576), (1697, 12368), (3092, 6788), (3394, 6184)]