20401152

素因数分解:

$2^{10}\times 3^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 88

約数和(自身を含む): 56497200

約数和(自身を除く): 36096048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 229, 232, 256, 348, 384, 458, 464, 512, 687, 696, 768, 916, 928, 1024, 1374, 1392, 1536, 1832, 1856, 2748, 2784, 3072, 3664, 3712, 5496, 5568, 6641, 7328, 7424, 10992, 11136, 13282, 14656, 14848, 19923, 21984, 22272, 26564, 29312, 29696, 39846, 43968, 44544, 53128, 58624, 79692, 87936, 89088, 106256, 117248, 159384, 175872, 212512, 234496, 318768, 351744, 425024, 637536, 703488, 850048, 1275072, 1700096, 2550144, 3400192, 5100288, 6800384, 10200576, 20401152]

約数ペア:

[(1, 20401152), (2, 10200576), (3, 6800384), (4, 5100288), (6, 3400192), (8, 2550144), (12, 1700096), (16, 1275072), (24, 850048), (29, 703488), (32, 637536), (48, 425024), (58, 351744), (64, 318768), (87, 234496), (96, 212512), (116, 175872), (128, 159384), (174, 117248), (192, 106256), (229, 89088), (232, 87936), (256, 79692), (348, 58624), (384, 53128), (458, 44544), (464, 43968), (512, 39846), (687, 29696), (696, 29312), (768, 26564), (916, 22272), (928, 21984), (1024, 19923), (1374, 14848), (1392, 14656), (1536, 13282), (1832, 11136), (1856, 10992), (2748, 7424), (2784, 7328), (3072, 6641), (3664, 5568), (3712, 5496)]