20051997714

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{1523}}^1$

素因数の和:2173

約数の個数: 128

約数和(自身を含む): 51885250560

約数和(自身を除く): 31833252846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 366, 378, 427, 549, 571, 854, 1098, 1142, 1281, 1523, 1647, 1713, 2562, 3046, 3294, 3426, 3843, 3997, 4569, 5139, 7686, 7994, 9138, 10278, 10661, 11529, 11991, 13707, 15417, 21322, 23058, 23982, 27414, 30834, 31983, 34831, 35973, 41121, 63966, 69662, 71946, 82242, 92903, 95949, 104493, 107919, 185806, 191898, 208986, 215838, 243817, 278709, 287847, 313479, 487634, 557418, 575694, 626958, 650321, 731451, 836127, 869633, 940437, 1300642, 1462902, 1672254, 1739266, 1880874, 1950963, 2194353, 2508381, 2608899, 3901926, 4388706, 5016762, 5217798, 5852889, 6087431, 6583059, 7826697, 11705778, 12174862, 13166118, 15653394, 17558667, 18262293, 23480091, 35117334, 36524586, 46960182, 53047613, 54786879, 106095226, 109573758, 159142839, 164360637, 318285678, 328721274, 371333291, 477428517, 742666582, 954857034, 1113999873, 1432285551, 2227999746, 2864571102, 3341999619, 6683999238, 10025998857, 20051997714]

約数ペア:

[(1, 20051997714), (2, 10025998857), (3, 6683999238), (6, 3341999619), (7, 2864571102), (9, 2227999746), (14, 1432285551), (18, 1113999873), (21, 954857034), (27, 742666582), (42, 477428517), (54, 371333291), (61, 328721274), (63, 318285678), (122, 164360637), (126, 159142839), (183, 109573758), (189, 106095226), (366, 54786879), (378, 53047613), (427, 46960182), (549, 36524586), (571, 35117334), (854, 23480091), (1098, 18262293), (1142, 17558667), (1281, 15653394), (1523, 13166118), (1647, 12174862), (1713, 11705778), (2562, 7826697), (3046, 6583059), (3294, 6087431), (3426, 5852889), (3843, 5217798), (3997, 5016762), (4569, 4388706), (5139, 3901926), (7686, 2608899), (7994, 2508381), (9138, 2194353), (10278, 1950963), (10661, 1880874), (11529, 1739266), (11991, 1672254), (13707, 1462902), (15417, 1300642), (21322, 940437), (23058, 869633), (23982, 836127), (27414, 731451), (30834, 650321), (31983, 626958), (34831, 575694), (35973, 557418), (41121, 487634), (63966, 313479), (69662, 287847), (71946, 278709), (82242, 243817), (92903, 215838), (95949, 208986), (104493, 191898), (107919, 185806)]