18128232

素因数分解:

$2^3\times 3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 36303768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 41, 46, 54, 69, 72, 82, 89, 92, 108, 123, 138, 164, 178, 184, 207, 216, 246, 267, 276, 328, 356, 369, 414, 492, 534, 552, 621, 712, 738, 801, 828, 943, 984, 1068, 1107, 1242, 1476, 1602, 1656, 1886, 2047, 2136, 2214, 2403, 2484, 2829, 2952, 3204, 3649, 3772, 4094, 4428, 4806, 4968, 5658, 6141, 6408, 7298, 7544, 8188, 8487, 8856, 9612, 10947, 11316, 12282, 14596, 16376, 16974, 18423, 19224, 21894, 22632, 24564, 25461, 29192, 32841, 33948, 36846, 43788, 49128, 50922, 55269, 65682, 67896, 73692, 83927, 87576, 98523, 101844, 110538, 131364, 147384, 167854, 197046, 203688, 221076, 251781, 262728, 335708, 394092, 442152, 503562, 671416, 755343, 788184, 1007124, 1510686, 2014248, 2266029, 3021372, 4532058, 6042744, 9064116, 18128232]

約数ペア:

[(1, 18128232), (2, 9064116), (3, 6042744), (4, 4532058), (6, 3021372), (8, 2266029), (9, 2014248), (12, 1510686), (18, 1007124), (23, 788184), (24, 755343), (27, 671416), (36, 503562), (41, 442152), (46, 394092), (54, 335708), (69, 262728), (72, 251781), (82, 221076), (89, 203688), (92, 197046), (108, 167854), (123, 147384), (138, 131364), (164, 110538), (178, 101844), (184, 98523), (207, 87576), (216, 83927), (246, 73692), (267, 67896), (276, 65682), (328, 55269), (356, 50922), (369, 49128), (414, 43788), (492, 36846), (534, 33948), (552, 32841), (621, 29192), (712, 25461), (738, 24564), (801, 22632), (828, 21894), (943, 19224), (984, 18423), (1068, 16974), (1107, 16376), (1242, 14596), (1476, 12282), (1602, 11316), (1656, 10947), (1886, 9612), (2047, 8856), (2136, 8487), (2214, 8188), (2403, 7544), (2484, 7298), (2829, 6408), (2952, 6141), (3204, 5658), (3649, 4968), (3772, 4806), (4094, 4428)]