20829728

素因数分解:

$2^5\times {\mathrm{199}}^1\times {\mathrm{3271}}^1$

素因数の和:3480

約数の個数: 24

約数和(自身を含む): 41227200

約数和(自身を除く): 20397472

約数列:

[1, 2, 4, 8, 16, 32, 199, 398, 796, 1592, 3184, 3271, 6368, 6542, 13084, 26168, 52336, 104672, 650929, 1301858, 2603716, 5207432, 10414864, 20829728]

約数ペア:

[(1, 20829728), (2, 10414864), (4, 5207432), (8, 2603716), (16, 1301858), (32, 650929), (199, 104672), (398, 52336), (796, 26168), (1592, 13084), (3184, 6542), (3271, 6368)]