20160499088

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1013}}^1\times {\mathrm{28927}}^1$

素因数の和:29991

約数の個数: 40

約数和(自身を含む): 40010201088

約数和(自身を除く): 19849702000

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1013, 2026, 4052, 8104, 16208, 28927, 43559, 57854, 87118, 115708, 174236, 231416, 348472, 462832, 696944, 1243861, 2487722, 4975444, 9950888, 19901776, 29303051, 58606102, 117212204, 234424408, 468848816, 1260031193, 2520062386, 5040124772, 10080249544, 20160499088]

約数ペア:

[(1, 20160499088), (2, 10080249544), (4, 5040124772), (8, 2520062386), (16, 1260031193), (43, 468848816), (86, 234424408), (172, 117212204), (344, 58606102), (688, 29303051), (1013, 19901776), (2026, 9950888), (4052, 4975444), (8104, 2487722), (16208, 1243861), (28927, 696944), (43559, 462832), (57854, 348472), (87118, 231416), (115708, 174236)]