15520986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3491}}^1$

素因数の和:3531

約数の個数: 48

約数和(自身を含む): 38132640

約数和(自身を除く): 22611654

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 3491, 4446, 6982, 10473, 20946, 31419, 45383, 62838, 66329, 90766, 132658, 136149, 198987, 272298, 397974, 408447, 596961, 816894, 862277, 1193922, 1724554, 2586831, 5173662, 7760493, 15520986]

約数ペア:

[(1, 15520986), (2, 7760493), (3, 5173662), (6, 2586831), (9, 1724554), (13, 1193922), (18, 862277), (19, 816894), (26, 596961), (38, 408447), (39, 397974), (57, 272298), (78, 198987), (114, 136149), (117, 132658), (171, 90766), (234, 66329), (247, 62838), (342, 45383), (494, 31419), (741, 20946), (1482, 10473), (2223, 6982), (3491, 4446)]