18940104

素因数分解:

$2^3\times 3^2\times {\mathrm{233}}^1\times {\mathrm{1129}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 51561900

約数和(自身を除く): 32621796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 233, 466, 699, 932, 1129, 1398, 1864, 2097, 2258, 2796, 3387, 4194, 4516, 5592, 6774, 8388, 9032, 10161, 13548, 16776, 20322, 27096, 40644, 81288, 263057, 526114, 789171, 1052228, 1578342, 2104456, 2367513, 3156684, 4735026, 6313368, 9470052, 18940104]

約数ペア:

[(1, 18940104), (2, 9470052), (3, 6313368), (4, 4735026), (6, 3156684), (8, 2367513), (9, 2104456), (12, 1578342), (18, 1052228), (24, 789171), (36, 526114), (72, 263057), (233, 81288), (466, 40644), (699, 27096), (932, 20322), (1129, 16776), (1398, 13548), (1864, 10161), (2097, 9032), (2258, 8388), (2796, 6774), (3387, 5592), (4194, 4516)]