20707596

素因数分解:

$2^2\times 3^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 192

約数和(自身を含む): 68992000

約数和(自身を除く): 48284404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 43, 49, 52, 54, 63, 78, 84, 86, 91, 98, 108, 117, 126, 129, 147, 156, 172, 182, 189, 196, 234, 252, 258, 273, 294, 301, 343, 351, 364, 378, 387, 441, 468, 516, 546, 559, 588, 602, 637, 686, 702, 756, 774, 819, 882, 903, 1029, 1092, 1118, 1161, 1204, 1274, 1323, 1372, 1404, 1548, 1638, 1677, 1764, 1806, 1911, 2058, 2107, 2236, 2322, 2457, 2548, 2646, 2709, 3087, 3276, 3354, 3612, 3822, 3913, 4116, 4214, 4459, 4644, 4914, 5031, 5292, 5418, 5733, 6174, 6321, 6708, 7644, 7826, 8127, 8428, 8918, 9261, 9828, 10062, 10836, 11466, 11739, 12348, 12642, 13377, 14749, 15093, 15652, 16254, 17199, 17836, 18522, 18963, 20124, 22932, 23478, 25284, 26754, 27391, 29498, 30186, 32508, 34398, 35217, 37044, 37926, 40131, 44247, 46956, 53508, 54782, 56889, 58996, 60372, 68796, 70434, 75852, 80262, 82173, 88494, 105651, 109564, 113778, 120393, 132741, 140868, 160524, 164346, 176988, 191737, 211302, 227556, 240786, 246519, 265482, 328692, 383474, 398223, 422604, 481572, 493038, 530964, 575211, 739557, 766948, 796446, 986076, 1150422, 1479114, 1592892, 1725633, 2300844, 2958228, 3451266, 5176899, 6902532, 10353798, 20707596]

約数ペア:

[(1, 20707596), (2, 10353798), (3, 6902532), (4, 5176899), (6, 3451266), (7, 2958228), (9, 2300844), (12, 1725633), (13, 1592892), (14, 1479114), (18, 1150422), (21, 986076), (26, 796446), (27, 766948), (28, 739557), (36, 575211), (39, 530964), (42, 493038), (43, 481572), (49, 422604), (52, 398223), (54, 383474), (63, 328692), (78, 265482), (84, 246519), (86, 240786), (91, 227556), (98, 211302), (108, 191737), (117, 176988), (126, 164346), (129, 160524), (147, 140868), (156, 132741), (172, 120393), (182, 113778), (189, 109564), (196, 105651), (234, 88494), (252, 82173), (258, 80262), (273, 75852), (294, 70434), (301, 68796), (343, 60372), (351, 58996), (364, 56889), (378, 54782), (387, 53508), (441, 46956), (468, 44247), (516, 40131), (546, 37926), (559, 37044), (588, 35217), (602, 34398), (637, 32508), (686, 30186), (702, 29498), (756, 27391), (774, 26754), (819, 25284), (882, 23478), (903, 22932), (1029, 20124), (1092, 18963), (1118, 18522), (1161, 17836), (1204, 17199), (1274, 16254), (1323, 15652), (1372, 15093), (1404, 14749), (1548, 13377), (1638, 12642), (1677, 12348), (1764, 11739), (1806, 11466), (1911, 10836), (2058, 10062), (2107, 9828), (2236, 9261), (2322, 8918), (2457, 8428), (2548, 8127), (2646, 7826), (2709, 7644), (3087, 6708), (3276, 6321), (3354, 6174), (3612, 5733), (3822, 5418), (3913, 5292), (4116, 5031), (4214, 4914), (4459, 4644)]