18970848

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:598

約数の個数: 120

約数和(自身を含む): 60191208

約数和(自身を除く): 41220360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 288, 312, 324, 351, 416, 432, 468, 563, 624, 648, 702, 864, 936, 1053, 1126, 1248, 1296, 1404, 1689, 1872, 2106, 2252, 2592, 2808, 3378, 3744, 4212, 4504, 5067, 5616, 6756, 7319, 8424, 9008, 10134, 11232, 13512, 14638, 15201, 16848, 18016, 20268, 21957, 27024, 29276, 30402, 33696, 40536, 43914, 45603, 54048, 58552, 60804, 65871, 81072, 87828, 91206, 117104, 121608, 131742, 162144, 175656, 182412, 197613, 234208, 243216, 263484, 351312, 364824, 395226, 486432, 526968, 592839, 702624, 729648, 790452, 1053936, 1185678, 1459296, 1580904, 2107872, 2371356, 3161808, 4742712, 6323616, 9485424, 18970848]

約数ペア:

[(1, 18970848), (2, 9485424), (3, 6323616), (4, 4742712), (6, 3161808), (8, 2371356), (9, 2107872), (12, 1580904), (13, 1459296), (16, 1185678), (18, 1053936), (24, 790452), (26, 729648), (27, 702624), (32, 592839), (36, 526968), (39, 486432), (48, 395226), (52, 364824), (54, 351312), (72, 263484), (78, 243216), (81, 234208), (96, 197613), (104, 182412), (108, 175656), (117, 162144), (144, 131742), (156, 121608), (162, 117104), (208, 91206), (216, 87828), (234, 81072), (288, 65871), (312, 60804), (324, 58552), (351, 54048), (416, 45603), (432, 43914), (468, 40536), (563, 33696), (624, 30402), (648, 29276), (702, 27024), (864, 21957), (936, 20268), (1053, 18016), (1126, 16848), (1248, 15201), (1296, 14638), (1404, 13512), (1689, 11232), (1872, 10134), (2106, 9008), (2252, 8424), (2592, 7319), (2808, 6756), (3378, 5616), (3744, 5067), (4212, 4504)]