18656244

素因数分解:

$2^2\times 3^4\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:898

約数の個数: 60

約数和(自身を含む): 49519008

約数和(自身を除く): 30862764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 284, 324, 426, 639, 811, 852, 1278, 1622, 1917, 2433, 2556, 3244, 3834, 4866, 5751, 7299, 7668, 9732, 11502, 14598, 21897, 23004, 29196, 43794, 57581, 65691, 87588, 115162, 131382, 172743, 230324, 262764, 345486, 518229, 690972, 1036458, 1554687, 2072916, 3109374, 4664061, 6218748, 9328122, 18656244]

約数ペア:

[(1, 18656244), (2, 9328122), (3, 6218748), (4, 4664061), (6, 3109374), (9, 2072916), (12, 1554687), (18, 1036458), (27, 690972), (36, 518229), (54, 345486), (71, 262764), (81, 230324), (108, 172743), (142, 131382), (162, 115162), (213, 87588), (284, 65691), (324, 57581), (426, 43794), (639, 29196), (811, 23004), (852, 21897), (1278, 14598), (1622, 11502), (1917, 9732), (2433, 7668), (2556, 7299), (3244, 5751), (3834, 4866)]