12131994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 30504960

約数和(自身を除く): 18372966

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 661, 798, 874, 966, 1311, 1322, 1983, 2622, 3059, 3966, 4627, 6118, 9177, 9254, 12559, 13881, 15203, 18354, 25118, 27762, 30406, 37677, 45609, 75354, 87913, 91218, 106421, 175826, 212842, 263739, 288857, 319263, 527478, 577714, 638526, 866571, 1733142, 2021999, 4043998, 6065997, 12131994]

約数ペア:

[(1, 12131994), (2, 6065997), (3, 4043998), (6, 2021999), (7, 1733142), (14, 866571), (19, 638526), (21, 577714), (23, 527478), (38, 319263), (42, 288857), (46, 263739), (57, 212842), (69, 175826), (114, 106421), (133, 91218), (138, 87913), (161, 75354), (266, 45609), (322, 37677), (399, 30406), (437, 27762), (483, 25118), (661, 18354), (798, 15203), (874, 13881), (966, 12559), (1311, 9254), (1322, 9177), (1983, 6118), (2622, 4627), (3059, 3966)]