18437188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1931}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 41545728

約数和(自身を除く): 23108540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 1931, 2387, 3862, 4774, 7724, 9548, 13517, 21241, 27034, 42482, 54068, 59861, 84964, 119722, 148687, 239444, 297374, 419027, 594748, 658471, 838054, 1316942, 1676108, 2633884, 4609297, 9218594, 18437188]

約数ペア:

[(1, 18437188), (2, 9218594), (4, 4609297), (7, 2633884), (11, 1676108), (14, 1316942), (22, 838054), (28, 658471), (31, 594748), (44, 419027), (62, 297374), (77, 239444), (124, 148687), (154, 119722), (217, 84964), (308, 59861), (341, 54068), (434, 42482), (682, 27034), (868, 21241), (1364, 13517), (1931, 9548), (2387, 7724), (3862, 4774)]