18712008

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 58556160

約数和(自身を除く): 39844152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 137, 168, 252, 271, 274, 411, 504, 542, 548, 813, 822, 959, 1084, 1096, 1233, 1626, 1644, 1897, 1918, 2168, 2439, 2466, 2877, 3252, 3288, 3794, 3836, 4878, 4932, 5691, 5754, 6504, 7588, 7672, 8631, 9756, 9864, 11382, 11508, 15176, 17073, 17262, 19512, 22764, 23016, 34146, 34524, 37127, 45528, 68292, 69048, 74254, 111381, 136584, 148508, 222762, 259889, 297016, 334143, 445524, 519778, 668286, 779667, 891048, 1039556, 1336572, 1559334, 2079112, 2339001, 2673144, 3118668, 4678002, 6237336, 9356004, 18712008]

約数ペア:

[(1, 18712008), (2, 9356004), (3, 6237336), (4, 4678002), (6, 3118668), (7, 2673144), (8, 2339001), (9, 2079112), (12, 1559334), (14, 1336572), (18, 1039556), (21, 891048), (24, 779667), (28, 668286), (36, 519778), (42, 445524), (56, 334143), (63, 297016), (72, 259889), (84, 222762), (126, 148508), (137, 136584), (168, 111381), (252, 74254), (271, 69048), (274, 68292), (411, 45528), (504, 37127), (542, 34524), (548, 34146), (813, 23016), (822, 22764), (959, 19512), (1084, 17262), (1096, 17073), (1233, 15176), (1626, 11508), (1644, 11382), (1897, 9864), (1918, 9756), (2168, 8631), (2439, 7672), (2466, 7588), (2877, 6504), (3252, 5754), (3288, 5691), (3794, 4932), (3836, 4878)]