19545732

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2549}}^1$

素因数の和:2633

約数の個数: 48

約数和(自身を含む): 51408000

約数和(自身を除く): 31862268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2549, 2556, 3834, 5098, 7647, 7668, 10196, 15294, 22941, 30588, 45882, 68823, 91764, 137646, 180979, 275292, 361958, 542937, 723916, 1085874, 1628811, 2171748, 3257622, 4886433, 6515244, 9772866, 19545732]

約数ペア:

[(1, 19545732), (2, 9772866), (3, 6515244), (4, 4886433), (6, 3257622), (9, 2171748), (12, 1628811), (18, 1085874), (27, 723916), (36, 542937), (54, 361958), (71, 275292), (108, 180979), (142, 137646), (213, 91764), (284, 68823), (426, 45882), (639, 30588), (852, 22941), (1278, 15294), (1917, 10196), (2549, 7668), (2556, 7647), (3834, 5098)]