31909136

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16759}}^1$

素因数の和:16791

約数の個数: 40

約数和(自身を含む): 74816640

約数和(自身を除く): 42907504

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 16759, 33518, 67036, 117313, 134072, 234626, 268144, 284903, 469252, 569806, 938504, 1139612, 1877008, 1994321, 2279224, 3988642, 4558448, 7977284, 15954568, 31909136]

約数ペア:

[(1, 31909136), (2, 15954568), (4, 7977284), (7, 4558448), (8, 3988642), (14, 2279224), (16, 1994321), (17, 1877008), (28, 1139612), (34, 938504), (56, 569806), (68, 469252), (112, 284903), (119, 268144), (136, 234626), (238, 134072), (272, 117313), (476, 67036), (952, 33518), (1904, 16759)]