18392517

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 32288256

約数和(自身を除く): 13895739

約数列:

[1, 3, 9, 11, 13, 31, 33, 39, 93, 99, 117, 143, 279, 341, 403, 429, 461, 1023, 1209, 1287, 1383, 3069, 3627, 4149, 4433, 5071, 5993, 13299, 14291, 15213, 17979, 39897, 42873, 45639, 53937, 65923, 128619, 157201, 185783, 197769, 471603, 557349, 593307, 1414809, 1672047, 2043613, 6130839, 18392517]

約数ペア:

[(1, 18392517), (3, 6130839), (9, 2043613), (11, 1672047), (13, 1414809), (31, 593307), (33, 557349), (39, 471603), (93, 197769), (99, 185783), (117, 157201), (143, 128619), (279, 65923), (341, 53937), (403, 45639), (429, 42873), (461, 39897), (1023, 17979), (1209, 15213), (1287, 14291), (1383, 13299), (3069, 5993), (3627, 5071), (4149, 4433)]