20921081856

素因数分解:

$2^{13}\times 3^1\times {\mathrm{127}}^1\times {\mathrm{6703}}^1$

素因数の和:6859

約数の個数: 112

約数和(自身を含む): 56233795584

約数和(自身を除く): 35312713728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 256, 381, 384, 508, 512, 762, 768, 1016, 1024, 1524, 1536, 2032, 2048, 3048, 3072, 4064, 4096, 6096, 6144, 6703, 8128, 8192, 12192, 12288, 13406, 16256, 20109, 24384, 24576, 26812, 32512, 40218, 48768, 53624, 65024, 80436, 97536, 107248, 130048, 160872, 195072, 214496, 260096, 321744, 390144, 428992, 520192, 643488, 780288, 851281, 857984, 1040384, 1286976, 1560576, 1702562, 1715968, 2553843, 2573952, 3121152, 3405124, 3431936, 5107686, 5147904, 6810248, 6863872, 10215372, 10295808, 13620496, 13727744, 20430744, 20591616, 27240992, 27455488, 40861488, 41183232, 54481984, 54910976, 81722976, 82366464, 108963968, 163445952, 164732928, 217927936, 326891904, 435855872, 653783808, 871711744, 1307567616, 1743423488, 2615135232, 3486846976, 5230270464, 6973693952, 10460540928, 20921081856]

約数ペア:

[(1, 20921081856), (2, 10460540928), (3, 6973693952), (4, 5230270464), (6, 3486846976), (8, 2615135232), (12, 1743423488), (16, 1307567616), (24, 871711744), (32, 653783808), (48, 435855872), (64, 326891904), (96, 217927936), (127, 164732928), (128, 163445952), (192, 108963968), (254, 82366464), (256, 81722976), (381, 54910976), (384, 54481984), (508, 41183232), (512, 40861488), (762, 27455488), (768, 27240992), (1016, 20591616), (1024, 20430744), (1524, 13727744), (1536, 13620496), (2032, 10295808), (2048, 10215372), (3048, 6863872), (3072, 6810248), (4064, 5147904), (4096, 5107686), (6096, 3431936), (6144, 3405124), (6703, 3121152), (8128, 2573952), (8192, 2553843), (12192, 1715968), (12288, 1702562), (13406, 1560576), (16256, 1286976), (20109, 1040384), (24384, 857984), (24576, 851281), (26812, 780288), (32512, 643488), (40218, 520192), (48768, 428992), (53624, 390144), (65024, 321744), (80436, 260096), (97536, 214496), (107248, 195072), (130048, 160872)]