18194288

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1054

約数の個数: 60

約数和(自身を含む): 42832080

約数和(自身を除く): 24637792

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1009, 1127, 1288, 2018, 2254, 2576, 4036, 4508, 7063, 8072, 9016, 14126, 16144, 18032, 23207, 28252, 46414, 49441, 56504, 92828, 98882, 113008, 162449, 185656, 197764, 324898, 371312, 395528, 649796, 791056, 1137143, 1299592, 2274286, 2599184, 4548572, 9097144, 18194288]

約数ペア:

[(1, 18194288), (2, 9097144), (4, 4548572), (7, 2599184), (8, 2274286), (14, 1299592), (16, 1137143), (23, 791056), (28, 649796), (46, 395528), (49, 371312), (56, 324898), (92, 197764), (98, 185656), (112, 162449), (161, 113008), (184, 98882), (196, 92828), (322, 56504), (368, 49441), (392, 46414), (644, 28252), (784, 23207), (1009, 18032), (1127, 16144), (1288, 14126), (2018, 9016), (2254, 8072), (2576, 7063), (4036, 4508)]