18901479872

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{1777}}^1$

素因数の和:2350

約数の個数: 112

約数和(自身を含む): 42433463520

約数和(自身を除く): 23531983648

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 176, 232, 319, 352, 464, 521, 638, 704, 928, 1042, 1276, 1777, 1856, 2084, 2552, 3554, 4168, 5104, 5731, 7108, 8336, 10208, 11462, 14216, 15109, 16672, 19547, 20416, 22924, 28432, 30218, 33344, 39094, 45848, 51533, 56864, 60436, 78188, 91696, 103066, 113728, 120872, 156376, 166199, 183392, 206132, 241744, 312752, 332398, 366784, 412264, 483488, 566863, 625504, 664796, 824528, 925817, 966976, 1133726, 1251008, 1329592, 1649056, 1851634, 2267452, 2659184, 3298112, 3703268, 4534904, 5318368, 7406536, 9069808, 10183987, 10636736, 14813072, 18139616, 20367974, 26848693, 29626144, 36279232, 40735948, 53697386, 59252288, 81471896, 107394772, 162943792, 214789544, 295335623, 325887584, 429579088, 590671246, 651775168, 859158176, 1181342492, 1718316352, 2362684984, 4725369968, 9450739936, 18901479872]

約数ペア:

[(1, 18901479872), (2, 9450739936), (4, 4725369968), (8, 2362684984), (11, 1718316352), (16, 1181342492), (22, 859158176), (29, 651775168), (32, 590671246), (44, 429579088), (58, 325887584), (64, 295335623), (88, 214789544), (116, 162943792), (176, 107394772), (232, 81471896), (319, 59252288), (352, 53697386), (464, 40735948), (521, 36279232), (638, 29626144), (704, 26848693), (928, 20367974), (1042, 18139616), (1276, 14813072), (1777, 10636736), (1856, 10183987), (2084, 9069808), (2552, 7406536), (3554, 5318368), (4168, 4534904), (5104, 3703268), (5731, 3298112), (7108, 2659184), (8336, 2267452), (10208, 1851634), (11462, 1649056), (14216, 1329592), (15109, 1251008), (16672, 1133726), (19547, 966976), (20416, 925817), (22924, 824528), (28432, 664796), (30218, 625504), (33344, 566863), (39094, 483488), (45848, 412264), (51533, 366784), (56864, 332398), (60436, 312752), (78188, 241744), (91696, 206132), (103066, 183392), (113728, 166199), (120872, 156376)]