18134181

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 11742939

約数列:

[1, 3, 9, 13, 37, 39, 59, 71, 111, 117, 177, 213, 333, 481, 531, 639, 767, 923, 1443, 2183, 2301, 2627, 2769, 4189, 4329, 6549, 6903, 7881, 8307, 12567, 19647, 23643, 28379, 34151, 37701, 54457, 85137, 102453, 154993, 163371, 255411, 307359, 464979, 490113, 1394937, 2014909, 6044727, 18134181]

約数ペア:

[(1, 18134181), (3, 6044727), (9, 2014909), (13, 1394937), (37, 490113), (39, 464979), (59, 307359), (71, 255411), (111, 163371), (117, 154993), (177, 102453), (213, 85137), (333, 54457), (481, 37701), (531, 34151), (639, 28379), (767, 23643), (923, 19647), (1443, 12567), (2183, 8307), (2301, 7881), (2627, 6903), (2769, 6549), (4189, 4329)]