18387216

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1421

約数の個数: 80

約数和(自身を含む): 54520320

約数和(自身を除く): 36133104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1373, 1488, 1674, 2232, 2746, 3348, 4119, 4464, 5492, 6696, 8238, 10984, 12357, 13392, 16476, 21968, 24714, 32952, 37071, 42563, 49428, 65904, 74142, 85126, 98856, 127689, 148284, 170252, 197712, 255378, 296568, 340504, 383067, 510756, 593136, 681008, 766134, 1021512, 1149201, 1532268, 2043024, 2298402, 3064536, 4596804, 6129072, 9193608, 18387216]

約数ペア:

[(1, 18387216), (2, 9193608), (3, 6129072), (4, 4596804), (6, 3064536), (8, 2298402), (9, 2043024), (12, 1532268), (16, 1149201), (18, 1021512), (24, 766134), (27, 681008), (31, 593136), (36, 510756), (48, 383067), (54, 340504), (62, 296568), (72, 255378), (93, 197712), (108, 170252), (124, 148284), (144, 127689), (186, 98856), (216, 85126), (248, 74142), (279, 65904), (372, 49428), (432, 42563), (496, 37071), (558, 32952), (744, 24714), (837, 21968), (1116, 16476), (1373, 13392), (1488, 12357), (1674, 10984), (2232, 8238), (2746, 6696), (3348, 5492), (4119, 4464)]