19215846

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 47523840

約数和(自身を除く): 28307994

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 93, 117, 186, 234, 279, 351, 403, 558, 702, 806, 837, 883, 1209, 1674, 1766, 2418, 2649, 3627, 5298, 7254, 7947, 10881, 11479, 15894, 21762, 22958, 23841, 27373, 34437, 47682, 54746, 68874, 82119, 103311, 164238, 206622, 246357, 309933, 355849, 492714, 619866, 711698, 739071, 1067547, 1478142, 2135094, 3202641, 6405282, 9607923, 19215846]

約数ペア:

[(1, 19215846), (2, 9607923), (3, 6405282), (6, 3202641), (9, 2135094), (13, 1478142), (18, 1067547), (26, 739071), (27, 711698), (31, 619866), (39, 492714), (54, 355849), (62, 309933), (78, 246357), (93, 206622), (117, 164238), (186, 103311), (234, 82119), (279, 68874), (351, 54746), (403, 47682), (558, 34437), (702, 27373), (806, 23841), (837, 22958), (883, 21762), (1209, 15894), (1674, 11479), (1766, 10881), (2418, 7947), (2649, 7254), (3627, 5298)]