20002276

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2297}}^1$

素因数の和:2619

約数の個数: 24

約数和(自身を含む): 40150656

約数和(自身を除く): 20148380

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 2297, 4354, 4594, 8708, 9188, 16079, 32158, 64316, 714367, 1428734, 2857468, 5000569, 10001138, 20002276]

約数ペア:

[(1, 20002276), (2, 10001138), (4, 5000569), (7, 2857468), (14, 1428734), (28, 714367), (311, 64316), (622, 32158), (1244, 16079), (2177, 9188), (2297, 8708), (4354, 4594)]