1900522316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{15161}}^1$

素因数の和:15231

約数の個数: 72

約数和(自身を含む): 4291209888

約数和(自身を除く): 2390687572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 121, 148, 154, 242, 259, 308, 407, 484, 518, 814, 847, 1036, 1628, 1694, 2849, 3388, 4477, 5698, 8954, 11396, 15161, 17908, 30322, 31339, 60644, 62678, 106127, 125356, 166771, 212254, 333542, 424508, 560957, 667084, 1121914, 1167397, 1834481, 2243828, 2334794, 3668962, 3926699, 4669588, 6170527, 7337924, 7853398, 12341054, 12841367, 15706796, 24682108, 25682734, 43193689, 51365468, 67875797, 86387378, 135751594, 172774756, 271503188, 475130579, 950261158, 1900522316]

約数ペア:

[(1, 1900522316), (2, 950261158), (4, 475130579), (7, 271503188), (11, 172774756), (14, 135751594), (22, 86387378), (28, 67875797), (37, 51365468), (44, 43193689), (74, 25682734), (77, 24682108), (121, 15706796), (148, 12841367), (154, 12341054), (242, 7853398), (259, 7337924), (308, 6170527), (407, 4669588), (484, 3926699), (518, 3668962), (814, 2334794), (847, 2243828), (1036, 1834481), (1628, 1167397), (1694, 1121914), (2849, 667084), (3388, 560957), (4477, 424508), (5698, 333542), (8954, 212254), (11396, 166771), (15161, 125356), (17908, 106127), (30322, 62678), (31339, 60644)]