18719442

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 49420800

約数和(自身を除く): 30701358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 47, 58, 63, 87, 94, 109, 126, 141, 174, 203, 218, 261, 282, 327, 329, 406, 423, 522, 609, 654, 658, 763, 846, 981, 987, 1218, 1363, 1526, 1827, 1962, 1974, 2289, 2726, 2961, 3161, 3654, 4089, 4578, 5123, 5922, 6322, 6867, 8178, 9483, 9541, 10246, 12267, 13734, 15369, 18966, 19082, 22127, 24534, 28449, 28623, 30738, 35861, 44254, 46107, 56898, 57246, 66381, 71722, 85869, 92214, 107583, 132762, 148567, 171738, 199143, 215166, 297134, 322749, 398286, 445701, 645498, 891402, 1039969, 1337103, 2079938, 2674206, 3119907, 6239814, 9359721, 18719442]

約数ペア:

[(1, 18719442), (2, 9359721), (3, 6239814), (6, 3119907), (7, 2674206), (9, 2079938), (14, 1337103), (18, 1039969), (21, 891402), (29, 645498), (42, 445701), (47, 398286), (58, 322749), (63, 297134), (87, 215166), (94, 199143), (109, 171738), (126, 148567), (141, 132762), (174, 107583), (203, 92214), (218, 85869), (261, 71722), (282, 66381), (327, 57246), (329, 56898), (406, 46107), (423, 44254), (522, 35861), (609, 30738), (654, 28623), (658, 28449), (763, 24534), (846, 22127), (981, 19082), (987, 18966), (1218, 15369), (1363, 13734), (1526, 12267), (1827, 10246), (1962, 9541), (1974, 9483), (2289, 8178), (2726, 6867), (2961, 6322), (3161, 5922), (3654, 5123), (4089, 4578)]