18708522

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 26578902

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 107, 138, 161, 181, 214, 321, 322, 362, 483, 543, 642, 749, 966, 1086, 1267, 1498, 2247, 2461, 2534, 3801, 4163, 4494, 4922, 7383, 7602, 8326, 12489, 14766, 17227, 19367, 24978, 29141, 34454, 38734, 51681, 58101, 58282, 87423, 103362, 116202, 135569, 174846, 271138, 406707, 445441, 813414, 890882, 1336323, 2672646, 3118087, 6236174, 9354261, 18708522]

約数ペア:

[(1, 18708522), (2, 9354261), (3, 6236174), (6, 3118087), (7, 2672646), (14, 1336323), (21, 890882), (23, 813414), (42, 445441), (46, 406707), (69, 271138), (107, 174846), (138, 135569), (161, 116202), (181, 103362), (214, 87423), (321, 58282), (322, 58101), (362, 51681), (483, 38734), (543, 34454), (642, 29141), (749, 24978), (966, 19367), (1086, 17227), (1267, 14766), (1498, 12489), (2247, 8326), (2461, 7602), (2534, 7383), (3801, 4922), (4163, 4494)]