20161444996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{12713}}^1$

素因数の和:13025

約数の個数: 96

約数和(自身を含む): 46478315520

約数和(自身を除く): 26316870524

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 271, 308, 418, 532, 542, 836, 1084, 1463, 1897, 2926, 2981, 3794, 5149, 5852, 5962, 7588, 10298, 11924, 12713, 20596, 20867, 25426, 36043, 41734, 50852, 56639, 72086, 83468, 88991, 113278, 139843, 144172, 177982, 226556, 241547, 279686, 355964, 396473, 483094, 559372, 792946, 966188, 978901, 1585892, 1690829, 1957802, 2657017, 3381658, 3445223, 3915604, 5314034, 6763316, 6890446, 10628068, 13780892, 18599119, 24116561, 37198238, 37897453, 48233122, 65459237, 74396476, 75794906, 96466244, 130918474, 151589812, 261836948, 265282171, 458214659, 530564342, 720051607, 916429318, 1061128684, 1440103214, 1832858636, 2880206428, 5040361249, 10080722498, 20161444996]

約数ペア:

[(1, 20161444996), (2, 10080722498), (4, 5040361249), (7, 2880206428), (11, 1832858636), (14, 1440103214), (19, 1061128684), (22, 916429318), (28, 720051607), (38, 530564342), (44, 458214659), (76, 265282171), (77, 261836948), (133, 151589812), (154, 130918474), (209, 96466244), (266, 75794906), (271, 74396476), (308, 65459237), (418, 48233122), (532, 37897453), (542, 37198238), (836, 24116561), (1084, 18599119), (1463, 13780892), (1897, 10628068), (2926, 6890446), (2981, 6763316), (3794, 5314034), (5149, 3915604), (5852, 3445223), (5962, 3381658), (7588, 2657017), (10298, 1957802), (11924, 1690829), (12713, 1585892), (20596, 978901), (20867, 966188), (25426, 792946), (36043, 559372), (41734, 483094), (50852, 396473), (56639, 355964), (72086, 279686), (83468, 241547), (88991, 226556), (113278, 177982), (139843, 144172)]