20668536

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1783}}^1$

素因数の和:1825

約数の個数: 96

約数和(自身を含む): 66792960

約数和(自身を除く): 46124424

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 161, 168, 184, 207, 252, 276, 322, 414, 483, 504, 552, 644, 828, 966, 1288, 1449, 1656, 1783, 1932, 2898, 3566, 3864, 5349, 5796, 7132, 10698, 11592, 12481, 14264, 16047, 21396, 24962, 32094, 37443, 41009, 42792, 49924, 64188, 74886, 82018, 99848, 112329, 123027, 128376, 149772, 164036, 224658, 246054, 287063, 299544, 328072, 369081, 449316, 492108, 574126, 738162, 861189, 898632, 984216, 1148252, 1476324, 1722378, 2296504, 2583567, 2952648, 3444756, 5167134, 6889512, 10334268, 20668536]

約数ペア:

[(1, 20668536), (2, 10334268), (3, 6889512), (4, 5167134), (6, 3444756), (7, 2952648), (8, 2583567), (9, 2296504), (12, 1722378), (14, 1476324), (18, 1148252), (21, 984216), (23, 898632), (24, 861189), (28, 738162), (36, 574126), (42, 492108), (46, 449316), (56, 369081), (63, 328072), (69, 299544), (72, 287063), (84, 246054), (92, 224658), (126, 164036), (138, 149772), (161, 128376), (168, 123027), (184, 112329), (207, 99848), (252, 82018), (276, 74886), (322, 64188), (414, 49924), (483, 42792), (504, 41009), (552, 37443), (644, 32094), (828, 24962), (966, 21396), (1288, 16047), (1449, 14264), (1656, 12481), (1783, 11592), (1932, 10698), (2898, 7132), (3566, 5796), (3864, 5349)]