18993744

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1$

素因数の和:606

約数の個数: 160

約数和(自身を含む): 68090880

約数和(自身を除く): 49097136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 84, 88, 99, 108, 112, 126, 132, 144, 154, 168, 176, 189, 198, 216, 231, 252, 264, 297, 308, 336, 378, 396, 432, 462, 504, 528, 571, 594, 616, 693, 756, 792, 924, 1008, 1142, 1188, 1232, 1386, 1512, 1584, 1713, 1848, 2079, 2284, 2376, 2772, 3024, 3426, 3696, 3997, 4158, 4568, 4752, 5139, 5544, 6281, 6852, 7994, 8316, 9136, 10278, 11088, 11991, 12562, 13704, 15417, 15988, 16632, 18843, 20556, 23982, 25124, 27408, 30834, 31976, 33264, 35973, 37686, 41112, 43967, 47964, 50248, 56529, 61668, 63952, 71946, 75372, 82224, 87934, 95928, 100496, 107919, 113058, 123336, 131901, 143892, 150744, 169587, 175868, 191856, 215838, 226116, 246672, 263802, 287784, 301488, 339174, 351736, 395703, 431676, 452232, 527604, 575568, 678348, 703472, 791406, 863352, 904464, 1055208, 1187109, 1356696, 1582812, 1726704, 2110416, 2374218, 2713392, 3165624, 4748436, 6331248, 9496872, 18993744]

約数ペア:

[(1, 18993744), (2, 9496872), (3, 6331248), (4, 4748436), (6, 3165624), (7, 2713392), (8, 2374218), (9, 2110416), (11, 1726704), (12, 1582812), (14, 1356696), (16, 1187109), (18, 1055208), (21, 904464), (22, 863352), (24, 791406), (27, 703472), (28, 678348), (33, 575568), (36, 527604), (42, 452232), (44, 431676), (48, 395703), (54, 351736), (56, 339174), (63, 301488), (66, 287784), (72, 263802), (77, 246672), (84, 226116), (88, 215838), (99, 191856), (108, 175868), (112, 169587), (126, 150744), (132, 143892), (144, 131901), (154, 123336), (168, 113058), (176, 107919), (189, 100496), (198, 95928), (216, 87934), (231, 82224), (252, 75372), (264, 71946), (297, 63952), (308, 61668), (336, 56529), (378, 50248), (396, 47964), (432, 43967), (462, 41112), (504, 37686), (528, 35973), (571, 33264), (594, 31976), (616, 30834), (693, 27408), (756, 25124), (792, 23982), (924, 20556), (1008, 18843), (1142, 16632), (1188, 15988), (1232, 15417), (1386, 13704), (1512, 12562), (1584, 11991), (1713, 11088), (1848, 10278), (2079, 9136), (2284, 8316), (2376, 7994), (2772, 6852), (3024, 6281), (3426, 5544), (3696, 5139), (3997, 4752), (4158, 4568)]