19204686

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 43450368

約数和(自身を除く): 24245682

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 127, 186, 254, 271, 279, 381, 542, 558, 762, 813, 1143, 1626, 2286, 2439, 3937, 4878, 7874, 8401, 11811, 16802, 23622, 25203, 34417, 35433, 50406, 68834, 70866, 75609, 103251, 151218, 206502, 309753, 619506, 1066927, 2133854, 3200781, 6401562, 9602343, 19204686]

約数ペア:

[(1, 19204686), (2, 9602343), (3, 6401562), (6, 3200781), (9, 2133854), (18, 1066927), (31, 619506), (62, 309753), (93, 206502), (127, 151218), (186, 103251), (254, 75609), (271, 70866), (279, 68834), (381, 50406), (542, 35433), (558, 34417), (762, 25203), (813, 23622), (1143, 16802), (1626, 11811), (2286, 8401), (2439, 7874), (3937, 4878)]