20181489342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{24223}}^1$

素因数の和:24557

約数の個数: 64

約数和(自身を含む): 46882160640

約数和(自身を除く): 26700671298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 239, 249, 478, 498, 581, 717, 1162, 1434, 1673, 1743, 3346, 3486, 5019, 10038, 19837, 24223, 39674, 48446, 59511, 72669, 119022, 138859, 145338, 169561, 277718, 339122, 416577, 508683, 833154, 1017366, 2010509, 4021018, 5789297, 6031527, 11578594, 12063054, 14073563, 17367891, 28147126, 34735782, 40525079, 42220689, 81050158, 84441378, 121575237, 243150474, 480511651, 961023302, 1441534953, 2883069906, 3363581557, 6727163114, 10090744671, 20181489342]

約数ペア:

[(1, 20181489342), (2, 10090744671), (3, 6727163114), (6, 3363581557), (7, 2883069906), (14, 1441534953), (21, 961023302), (42, 480511651), (83, 243150474), (166, 121575237), (239, 84441378), (249, 81050158), (478, 42220689), (498, 40525079), (581, 34735782), (717, 28147126), (1162, 17367891), (1434, 14073563), (1673, 12063054), (1743, 11578594), (3346, 6031527), (3486, 5789297), (5019, 4021018), (10038, 2010509), (19837, 1017366), (24223, 833154), (39674, 508683), (48446, 416577), (59511, 339122), (72669, 277718), (119022, 169561), (138859, 145338)]