18962964

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2557

約数の個数: 48

約数和(自身を含む): 49875840

約数和(自身を除く): 30912876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2473, 2556, 3834, 4946, 7419, 7668, 9892, 14838, 22257, 29676, 44514, 66771, 89028, 133542, 175583, 267084, 351166, 526749, 702332, 1053498, 1580247, 2106996, 3160494, 4740741, 6320988, 9481482, 18962964]

約数ペア:

[(1, 18962964), (2, 9481482), (3, 6320988), (4, 4740741), (6, 3160494), (9, 2106996), (12, 1580247), (18, 1053498), (27, 702332), (36, 526749), (54, 351166), (71, 267084), (108, 175583), (142, 133542), (213, 89028), (284, 66771), (426, 44514), (639, 29676), (852, 22257), (1278, 14838), (1917, 9892), (2473, 7668), (2556, 7419), (3834, 4946)]