18045076

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 37981440

約数和(自身を除く): 19936364

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 313, 406, 497, 626, 812, 994, 1252, 1988, 2059, 2191, 4118, 4382, 8236, 8764, 9077, 14413, 18154, 22223, 28826, 36308, 44446, 57652, 63539, 88892, 127078, 155561, 254156, 311122, 622244, 644467, 1288934, 2577868, 4511269, 9022538, 18045076]

約数ペア:

[(1, 18045076), (2, 9022538), (4, 4511269), (7, 2577868), (14, 1288934), (28, 644467), (29, 622244), (58, 311122), (71, 254156), (116, 155561), (142, 127078), (203, 88892), (284, 63539), (313, 57652), (406, 44446), (497, 36308), (626, 28826), (812, 22223), (994, 18154), (1252, 14413), (1988, 9077), (2059, 8764), (2191, 8236), (4118, 4382)]