18815692772

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1\times {\mathrm{439}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 33530112000

約数和(自身を除く): 14714419228

約数列:

[1, 2, 4, 107, 214, 239, 419, 428, 439, 478, 838, 878, 956, 1676, 1756, 25573, 44833, 46973, 51146, 89666, 93946, 100141, 102292, 104921, 179332, 183941, 187892, 200282, 209842, 367882, 400564, 419684, 735764, 10715087, 11226547, 19681687, 21430174, 22453094, 39363374, 42860348, 43961899, 44906188, 78726748, 87923798, 175847596, 4703923193, 9407846386, 18815692772]

約数ペア:

[(1, 18815692772), (2, 9407846386), (4, 4703923193), (107, 175847596), (214, 87923798), (239, 78726748), (419, 44906188), (428, 43961899), (439, 42860348), (478, 39363374), (838, 22453094), (878, 21430174), (956, 19681687), (1676, 11226547), (1756, 10715087), (25573, 735764), (44833, 419684), (46973, 400564), (51146, 367882), (89666, 209842), (93946, 200282), (100141, 187892), (102292, 183941), (104921, 179332)]