18660222

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 49600512

約数和(自身を除く): 30940290

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 47, 63, 69, 94, 126, 137, 138, 141, 161, 207, 274, 282, 322, 329, 411, 414, 423, 483, 658, 822, 846, 959, 966, 987, 1081, 1233, 1449, 1918, 1974, 2162, 2466, 2877, 2898, 2961, 3151, 3243, 5754, 5922, 6302, 6439, 6486, 7567, 8631, 9453, 9729, 12878, 15134, 17262, 18906, 19317, 19458, 22057, 22701, 28359, 38634, 44114, 45073, 45402, 56718, 57951, 66171, 68103, 90146, 115902, 132342, 135219, 136206, 148097, 198513, 270438, 296194, 397026, 405657, 444291, 811314, 888582, 1036679, 1332873, 2073358, 2665746, 3110037, 6220074, 9330111, 18660222]

約数ペア:

[(1, 18660222), (2, 9330111), (3, 6220074), (6, 3110037), (7, 2665746), (9, 2073358), (14, 1332873), (18, 1036679), (21, 888582), (23, 811314), (42, 444291), (46, 405657), (47, 397026), (63, 296194), (69, 270438), (94, 198513), (126, 148097), (137, 136206), (138, 135219), (141, 132342), (161, 115902), (207, 90146), (274, 68103), (282, 66171), (322, 57951), (329, 56718), (411, 45402), (414, 45073), (423, 44114), (483, 38634), (658, 28359), (822, 22701), (846, 22057), (959, 19458), (966, 19317), (987, 18906), (1081, 17262), (1233, 15134), (1449, 12878), (1918, 9729), (1974, 9453), (2162, 8631), (2466, 7567), (2877, 6486), (2898, 6439), (2961, 6302), (3151, 5922), (3243, 5754)]