20293812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7321}}^1$

素因数の和:7349

約数の個数: 72

約数和(自身を含む): 63964992

約数和(自身を除く): 43671180

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7321, 14642, 21963, 29284, 43926, 51247, 65889, 80531, 87852, 102494, 131778, 153741, 161062, 204988, 241593, 263556, 307482, 322124, 461223, 483186, 563717, 614964, 724779, 922446, 966372, 1127434, 1449558, 1691151, 1844892, 2254868, 2899116, 3382302, 5073453, 6764604, 10146906, 20293812]

約数ペア:

[(1, 20293812), (2, 10146906), (3, 6764604), (4, 5073453), (6, 3382302), (7, 2899116), (9, 2254868), (11, 1844892), (12, 1691151), (14, 1449558), (18, 1127434), (21, 966372), (22, 922446), (28, 724779), (33, 614964), (36, 563717), (42, 483186), (44, 461223), (63, 322124), (66, 307482), (77, 263556), (84, 241593), (99, 204988), (126, 161062), (132, 153741), (154, 131778), (198, 102494), (231, 87852), (252, 80531), (308, 65889), (396, 51247), (462, 43926), (693, 29284), (924, 21963), (1386, 14642), (2772, 7321)]