20508749283

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{448073}}^1$

素因数の和:448179

約数の個数: 32

約数和(自身を含む): 31831176960

約数和(自身を除く): 11322427677

約数列:

[1, 3, 11, 19, 33, 57, 73, 209, 219, 627, 803, 1387, 2409, 4161, 15257, 45771, 448073, 1344219, 4928803, 8513387, 14786409, 25540161, 32709329, 93647257, 98127987, 280941771, 359802619, 621477251, 1079407857, 1864431753, 6836249761, 20508749283]

約数ペア:

[(1, 20508749283), (3, 6836249761), (11, 1864431753), (19, 1079407857), (33, 621477251), (57, 359802619), (73, 280941771), (209, 98127987), (219, 93647257), (627, 32709329), (803, 25540161), (1387, 14786409), (2409, 8513387), (4161, 4928803), (15257, 1344219), (45771, 448073)]