20530203876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{8839}}^1$

素因数の和:9578

約数の個数: 144

約数和(自身を含む): 63969068800

約数和(自身を除く): 43438864924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 709, 819, 1092, 1418, 1638, 2127, 2836, 3276, 4254, 4963, 6381, 8508, 8839, 9217, 9926, 12762, 14889, 17678, 18434, 19852, 25524, 26517, 27651, 29778, 35356, 36868, 44667, 53034, 55302, 59556, 61873, 64519, 79551, 82953, 89334, 106068, 110604, 114907, 123746, 129038, 159102, 165906, 178668, 185619, 193557, 229814, 247492, 258076, 318204, 331812, 344721, 371238, 387114, 459628, 556857, 580671, 689442, 742476, 774228, 804349, 1034163, 1113714, 1161342, 1378884, 1608698, 2068326, 2227428, 2322684, 2413047, 3217396, 4136652, 4826094, 6266851, 7239141, 9652188, 12533702, 14478282, 18800553, 25067404, 28956564, 37601106, 43867957, 56401659, 75202212, 81469063, 87735914, 112803318, 131603871, 162938126, 175471828, 225606636, 244407189, 263207742, 325876252, 394811613, 488814378, 526415484, 570283441, 733221567, 789623226, 977628756, 1140566882, 1466443134, 1579246452, 1710850323, 2281133764, 2932886268, 3421700646, 5132550969, 6843401292, 10265101938, 20530203876]

約数ペア:

[(1, 20530203876), (2, 10265101938), (3, 6843401292), (4, 5132550969), (6, 3421700646), (7, 2932886268), (9, 2281133764), (12, 1710850323), (13, 1579246452), (14, 1466443134), (18, 1140566882), (21, 977628756), (26, 789623226), (28, 733221567), (36, 570283441), (39, 526415484), (42, 488814378), (52, 394811613), (63, 325876252), (78, 263207742), (84, 244407189), (91, 225606636), (117, 175471828), (126, 162938126), (156, 131603871), (182, 112803318), (234, 87735914), (252, 81469063), (273, 75202212), (364, 56401659), (468, 43867957), (546, 37601106), (709, 28956564), (819, 25067404), (1092, 18800553), (1418, 14478282), (1638, 12533702), (2127, 9652188), (2836, 7239141), (3276, 6266851), (4254, 4826094), (4963, 4136652), (6381, 3217396), (8508, 2413047), (8839, 2322684), (9217, 2227428), (9926, 2068326), (12762, 1608698), (14889, 1378884), (17678, 1161342), (18434, 1113714), (19852, 1034163), (25524, 804349), (26517, 774228), (27651, 742476), (29778, 689442), (35356, 580671), (36868, 556857), (44667, 459628), (53034, 387114), (55302, 371238), (59556, 344721), (61873, 331812), (64519, 318204), (79551, 258076), (82953, 247492), (89334, 229814), (106068, 193557), (110604, 185619), (114907, 178668), (123746, 165906), (129038, 159102)]