20451320032

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{2707}}^1$

素因数の和:2881

約数の個数: 144

約数和(自身を含む): 47954737152

約数和(自身を除く): 27503417120

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 127, 143, 169, 176, 208, 254, 286, 338, 352, 416, 508, 572, 676, 1016, 1144, 1352, 1397, 1651, 1859, 2032, 2288, 2704, 2707, 2794, 3302, 3718, 4064, 4576, 5408, 5414, 5588, 6604, 7436, 10828, 11176, 13208, 14872, 18161, 21463, 21656, 22352, 26416, 29744, 29777, 35191, 36322, 42926, 43312, 44704, 52832, 59488, 59554, 70382, 72644, 85852, 86624, 119108, 140764, 145288, 171704, 236093, 238216, 281528, 290576, 343408, 343789, 387101, 457483, 472186, 476432, 563056, 581152, 686816, 687578, 774202, 914966, 944372, 952864, 1126112, 1375156, 1548404, 1829932, 1888744, 2750312, 3096808, 3659864, 3777488, 3781679, 4469257, 5032313, 5500624, 6193616, 7319728, 7554976, 7563358, 8938514, 10064626, 11001248, 12387232, 14639456, 15126716, 17877028, 20129252, 30253432, 35754056, 40258504, 49161827, 58100341, 60506864, 71508112, 80517008, 98323654, 116200682, 121013728, 143016224, 161034016, 196647308, 232401364, 393294616, 464802728, 639103751, 786589232, 929605456, 1278207502, 1573178464, 1859210912, 2556415004, 5112830008, 10225660016, 20451320032]

約数ペア:

[(1, 20451320032), (2, 10225660016), (4, 5112830008), (8, 2556415004), (11, 1859210912), (13, 1573178464), (16, 1278207502), (22, 929605456), (26, 786589232), (32, 639103751), (44, 464802728), (52, 393294616), (88, 232401364), (104, 196647308), (127, 161034016), (143, 143016224), (169, 121013728), (176, 116200682), (208, 98323654), (254, 80517008), (286, 71508112), (338, 60506864), (352, 58100341), (416, 49161827), (508, 40258504), (572, 35754056), (676, 30253432), (1016, 20129252), (1144, 17877028), (1352, 15126716), (1397, 14639456), (1651, 12387232), (1859, 11001248), (2032, 10064626), (2288, 8938514), (2704, 7563358), (2707, 7554976), (2794, 7319728), (3302, 6193616), (3718, 5500624), (4064, 5032313), (4576, 4469257), (5408, 3781679), (5414, 3777488), (5588, 3659864), (6604, 3096808), (7436, 2750312), (10828, 1888744), (11176, 1829932), (13208, 1548404), (14872, 1375156), (18161, 1126112), (21463, 952864), (21656, 944372), (22352, 914966), (26416, 774202), (29744, 687578), (29777, 686816), (35191, 581152), (36322, 563056), (42926, 476432), (43312, 472186), (44704, 457483), (52832, 387101), (59488, 343789), (59554, 343408), (70382, 290576), (72644, 281528), (85852, 238216), (86624, 236093), (119108, 171704), (140764, 145288)]