20774556

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 62375040

約数和(自身を除く): 41600484

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 29, 33, 36, 44, 54, 58, 66, 67, 81, 87, 99, 108, 116, 132, 134, 162, 174, 198, 201, 243, 261, 268, 297, 319, 324, 348, 396, 402, 486, 522, 594, 603, 638, 737, 783, 804, 891, 957, 972, 1044, 1188, 1206, 1276, 1474, 1566, 1782, 1809, 1914, 1943, 2211, 2349, 2412, 2673, 2871, 2948, 3132, 3564, 3618, 3828, 3886, 4422, 4698, 5346, 5427, 5742, 5829, 6633, 7047, 7236, 7772, 8613, 8844, 9396, 10692, 10854, 11484, 11658, 13266, 14094, 16281, 17226, 17487, 19899, 21373, 21708, 23316, 25839, 26532, 28188, 32562, 34452, 34974, 39798, 42746, 51678, 52461, 59697, 64119, 65124, 69948, 77517, 79596, 85492, 103356, 104922, 119394, 128238, 155034, 157383, 179091, 192357, 209844, 238788, 256476, 310068, 314766, 358182, 384714, 472149, 577071, 629532, 716364, 769428, 944298, 1154142, 1731213, 1888596, 2308284, 3462426, 5193639, 6924852, 10387278, 20774556]

約数ペア:

[(1, 20774556), (2, 10387278), (3, 6924852), (4, 5193639), (6, 3462426), (9, 2308284), (11, 1888596), (12, 1731213), (18, 1154142), (22, 944298), (27, 769428), (29, 716364), (33, 629532), (36, 577071), (44, 472149), (54, 384714), (58, 358182), (66, 314766), (67, 310068), (81, 256476), (87, 238788), (99, 209844), (108, 192357), (116, 179091), (132, 157383), (134, 155034), (162, 128238), (174, 119394), (198, 104922), (201, 103356), (243, 85492), (261, 79596), (268, 77517), (297, 69948), (319, 65124), (324, 64119), (348, 59697), (396, 52461), (402, 51678), (486, 42746), (522, 39798), (594, 34974), (603, 34452), (638, 32562), (737, 28188), (783, 26532), (804, 25839), (891, 23316), (957, 21708), (972, 21373), (1044, 19899), (1188, 17487), (1206, 17226), (1276, 16281), (1474, 14094), (1566, 13266), (1782, 11658), (1809, 11484), (1914, 10854), (1943, 10692), (2211, 9396), (2349, 8844), (2412, 8613), (2673, 7772), (2871, 7236), (2948, 7047), (3132, 6633), (3564, 5829), (3618, 5742), (3828, 5427), (3886, 5346), (4422, 4698)]