12817818

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:105

約数の個数: 96

約数和(自身を含む): 33364800

約数和(自身を除く): 20546982

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 54, 57, 62, 78, 93, 114, 117, 171, 186, 234, 247, 279, 342, 351, 403, 494, 513, 558, 589, 702, 741, 806, 837, 961, 1026, 1178, 1209, 1482, 1674, 1767, 1922, 2223, 2418, 2883, 3534, 3627, 4446, 5301, 5766, 6669, 7254, 7657, 8649, 10602, 10881, 12493, 13338, 15314, 15903, 17298, 18259, 21762, 22971, 24986, 25947, 31806, 36518, 37479, 45942, 51894, 54777, 68913, 74958, 109554, 112437, 137826, 164331, 206739, 224874, 237367, 328662, 337311, 413478, 474734, 492993, 674622, 712101, 985986, 1424202, 2136303, 4272606, 6408909, 12817818]

約数ペア:

[(1, 12817818), (2, 6408909), (3, 4272606), (6, 2136303), (9, 1424202), (13, 985986), (18, 712101), (19, 674622), (26, 492993), (27, 474734), (31, 413478), (38, 337311), (39, 328662), (54, 237367), (57, 224874), (62, 206739), (78, 164331), (93, 137826), (114, 112437), (117, 109554), (171, 74958), (186, 68913), (234, 54777), (247, 51894), (279, 45942), (342, 37479), (351, 36518), (403, 31806), (494, 25947), (513, 24986), (558, 22971), (589, 21762), (702, 18259), (741, 17298), (806, 15903), (837, 15314), (961, 13338), (1026, 12493), (1178, 10881), (1209, 10602), (1482, 8649), (1674, 7657), (1767, 7254), (1922, 6669), (2223, 5766), (2418, 5301), (2883, 4446), (3534, 3627)]