18638004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:925

約数の個数: 96

約数和(自身を含む): 56641536

約数和(自身を除く): 38003532

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 23, 28, 33, 42, 44, 46, 66, 69, 77, 84, 92, 132, 138, 154, 161, 231, 253, 276, 308, 322, 462, 483, 506, 644, 759, 877, 924, 966, 1012, 1518, 1754, 1771, 1932, 2631, 3036, 3508, 3542, 5262, 5313, 6139, 7084, 9647, 10524, 10626, 12278, 18417, 19294, 20171, 21252, 24556, 28941, 36834, 38588, 40342, 57882, 60513, 67529, 73668, 80684, 115764, 121026, 135058, 141197, 202587, 221881, 242052, 270116, 282394, 405174, 423591, 443762, 564788, 665643, 810348, 847182, 887524, 1331286, 1553167, 1694364, 2662572, 3106334, 4659501, 6212668, 9319002, 18638004]

約数ペア:

[(1, 18638004), (2, 9319002), (3, 6212668), (4, 4659501), (6, 3106334), (7, 2662572), (11, 1694364), (12, 1553167), (14, 1331286), (21, 887524), (22, 847182), (23, 810348), (28, 665643), (33, 564788), (42, 443762), (44, 423591), (46, 405174), (66, 282394), (69, 270116), (77, 242052), (84, 221881), (92, 202587), (132, 141197), (138, 135058), (154, 121026), (161, 115764), (231, 80684), (253, 73668), (276, 67529), (308, 60513), (322, 57882), (462, 40342), (483, 38588), (506, 36834), (644, 28941), (759, 24556), (877, 21252), (924, 20171), (966, 19294), (1012, 18417), (1518, 12278), (1754, 10626), (1771, 10524), (1932, 9647), (2631, 7084), (3036, 6139), (3508, 5313), (3542, 5262)]