20268612

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 45775548

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 28, 36, 39, 42, 46, 52, 63, 69, 78, 84, 91, 92, 117, 126, 138, 156, 161, 182, 207, 234, 252, 269, 273, 276, 299, 322, 364, 414, 468, 483, 538, 546, 598, 644, 807, 819, 828, 897, 966, 1076, 1092, 1196, 1449, 1614, 1638, 1794, 1883, 1932, 2093, 2421, 2691, 2898, 3228, 3276, 3497, 3588, 3766, 4186, 4842, 5382, 5649, 5796, 6187, 6279, 6994, 7532, 8372, 9684, 10491, 10764, 11298, 12374, 12558, 13988, 16947, 18561, 18837, 20982, 22596, 24479, 24748, 25116, 31473, 33894, 37122, 37674, 41964, 43309, 48958, 55683, 62946, 67788, 73437, 74244, 75348, 80431, 86618, 97916, 111366, 125892, 129927, 146874, 160862, 173236, 220311, 222732, 241293, 259854, 293748, 321724, 389781, 440622, 482586, 519708, 563017, 723879, 779562, 881244, 965172, 1126034, 1447758, 1559124, 1689051, 2252068, 2895516, 3378102, 5067153, 6756204, 10134306, 20268612]

約数ペア:

[(1, 20268612), (2, 10134306), (3, 6756204), (4, 5067153), (6, 3378102), (7, 2895516), (9, 2252068), (12, 1689051), (13, 1559124), (14, 1447758), (18, 1126034), (21, 965172), (23, 881244), (26, 779562), (28, 723879), (36, 563017), (39, 519708), (42, 482586), (46, 440622), (52, 389781), (63, 321724), (69, 293748), (78, 259854), (84, 241293), (91, 222732), (92, 220311), (117, 173236), (126, 160862), (138, 146874), (156, 129927), (161, 125892), (182, 111366), (207, 97916), (234, 86618), (252, 80431), (269, 75348), (273, 74244), (276, 73437), (299, 67788), (322, 62946), (364, 55683), (414, 48958), (468, 43309), (483, 41964), (538, 37674), (546, 37122), (598, 33894), (644, 31473), (807, 25116), (819, 24748), (828, 24479), (897, 22596), (966, 20982), (1076, 18837), (1092, 18561), (1196, 16947), (1449, 13988), (1614, 12558), (1638, 12374), (1794, 11298), (1883, 10764), (1932, 10491), (2093, 9684), (2421, 8372), (2691, 7532), (2898, 6994), (3228, 6279), (3276, 6187), (3497, 5796), (3588, 5649), (3766, 5382), (4186, 4842)]