20921347536

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1\times {\mathrm{6803}}^1$

素因数の和:7704

約数の個数: 80

約数和(自身を含む): 54806492160

約数和(自身を除く): 33885144624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 811, 948, 1264, 1622, 1896, 2433, 3244, 3792, 4866, 6488, 6803, 9732, 12976, 13606, 19464, 20409, 27212, 38928, 40818, 54424, 64069, 81636, 108848, 128138, 163272, 192207, 256276, 326544, 384414, 512552, 537437, 768828, 1025104, 1074874, 1537656, 1612311, 2149748, 3075312, 3224622, 4299496, 5517233, 6449244, 8598992, 11034466, 12898488, 16551699, 22068932, 25796976, 33103398, 44137864, 66206796, 88275728, 132413592, 264827184, 435861407, 871722814, 1307584221, 1743445628, 2615168442, 3486891256, 5230336884, 6973782512, 10460673768, 20921347536]

約数ペア:

[(1, 20921347536), (2, 10460673768), (3, 6973782512), (4, 5230336884), (6, 3486891256), (8, 2615168442), (12, 1743445628), (16, 1307584221), (24, 871722814), (48, 435861407), (79, 264827184), (158, 132413592), (237, 88275728), (316, 66206796), (474, 44137864), (632, 33103398), (811, 25796976), (948, 22068932), (1264, 16551699), (1622, 12898488), (1896, 11034466), (2433, 8598992), (3244, 6449244), (3792, 5517233), (4866, 4299496), (6488, 3224622), (6803, 3075312), (9732, 2149748), (12976, 1612311), (13606, 1537656), (19464, 1074874), (20409, 1025104), (27212, 768828), (38928, 537437), (40818, 512552), (54424, 384414), (64069, 326544), (81636, 256276), (108848, 192207), (128138, 163272)]