18418608

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9839}}^1$

素因数の和:9866

約数の個数: 60

約数和(自身を含む): 55517280

約数和(自身を除く): 37098672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 9839, 19678, 29517, 39356, 59034, 78712, 88551, 118068, 127907, 157424, 177102, 236136, 255814, 354204, 383721, 472272, 511628, 708408, 767442, 1023256, 1151163, 1416816, 1534884, 2046512, 2302326, 3069768, 4604652, 6139536, 9209304, 18418608]

約数ペア:

[(1, 18418608), (2, 9209304), (3, 6139536), (4, 4604652), (6, 3069768), (8, 2302326), (9, 2046512), (12, 1534884), (13, 1416816), (16, 1151163), (18, 1023256), (24, 767442), (26, 708408), (36, 511628), (39, 472272), (48, 383721), (52, 354204), (72, 255814), (78, 236136), (104, 177102), (117, 157424), (144, 127907), (156, 118068), (208, 88551), (234, 78712), (312, 59034), (468, 39356), (624, 29517), (936, 19678), (1872, 9839)]