16887740

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3533}}^1$

素因数の和:3781

約数の個数: 24

約数和(自身を含む): 35622720

約数和(自身を除く): 18734980

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 3533, 4780, 7066, 14132, 17665, 35330, 70660, 844387, 1688774, 3377548, 4221935, 8443870, 16887740]

約数ペア:

[(1, 16887740), (2, 8443870), (4, 4221935), (5, 3377548), (10, 1688774), (20, 844387), (239, 70660), (478, 35330), (956, 17665), (1195, 14132), (2390, 7066), (3533, 4780)]