20719124

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3671}}^1$

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 38864448

約数和(自身を除く): 18145324

約数列:

[1, 2, 4, 17, 34, 68, 83, 166, 332, 1411, 2822, 3671, 5644, 7342, 14684, 62407, 124814, 249628, 304693, 609386, 1218772, 5179781, 10359562, 20719124]

約数ペア:

[(1, 20719124), (2, 10359562), (4, 5179781), (17, 1218772), (34, 609386), (68, 304693), (83, 249628), (166, 124814), (332, 62407), (1411, 14684), (2822, 7342), (3671, 5644)]