20653410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{688447}}^1$

素因数の和:688457

約数の個数: 16

約数和(自身を含む): 49568256

約数和(自身を除く): 28914846

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 688447, 1376894, 2065341, 3442235, 4130682, 6884470, 10326705, 20653410]

約数ペア:

[(1, 20653410), (2, 10326705), (3, 6884470), (5, 4130682), (6, 3442235), (10, 2065341), (15, 1376894), (30, 688447)]