20413512

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:632

約数の個数: 128

約数和(自身を含む): 67737600

約数和(自身を除く): 47324088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 54, 56, 63, 69, 72, 84, 92, 108, 126, 138, 161, 168, 184, 189, 207, 216, 252, 276, 322, 378, 414, 483, 504, 552, 587, 621, 644, 756, 828, 966, 1174, 1242, 1288, 1449, 1512, 1656, 1761, 1932, 2348, 2484, 2898, 3522, 3864, 4109, 4347, 4696, 4968, 5283, 5796, 7044, 8218, 8694, 10566, 11592, 12327, 13501, 14088, 15849, 16436, 17388, 21132, 24654, 27002, 31698, 32872, 34776, 36981, 40503, 42264, 49308, 54004, 63396, 73962, 81006, 94507, 98616, 108008, 110943, 121509, 126792, 147924, 162012, 189014, 221886, 243018, 283521, 295848, 324024, 364527, 378028, 443772, 486036, 567042, 729054, 756056, 850563, 887544, 972072, 1134084, 1458108, 1701126, 2268168, 2551689, 2916216, 3402252, 5103378, 6804504, 10206756, 20413512]

約数ペア:

[(1, 20413512), (2, 10206756), (3, 6804504), (4, 5103378), (6, 3402252), (7, 2916216), (8, 2551689), (9, 2268168), (12, 1701126), (14, 1458108), (18, 1134084), (21, 972072), (23, 887544), (24, 850563), (27, 756056), (28, 729054), (36, 567042), (42, 486036), (46, 443772), (54, 378028), (56, 364527), (63, 324024), (69, 295848), (72, 283521), (84, 243018), (92, 221886), (108, 189014), (126, 162012), (138, 147924), (161, 126792), (168, 121509), (184, 110943), (189, 108008), (207, 98616), (216, 94507), (252, 81006), (276, 73962), (322, 63396), (378, 54004), (414, 49308), (483, 42264), (504, 40503), (552, 36981), (587, 34776), (621, 32872), (644, 31698), (756, 27002), (828, 24654), (966, 21132), (1174, 17388), (1242, 16436), (1288, 15849), (1449, 14088), (1512, 13501), (1656, 12327), (1761, 11592), (1932, 10566), (2348, 8694), (2484, 8218), (2898, 7044), (3522, 5796), (3864, 5283), (4109, 4968), (4347, 4696)]