20122674

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 28261326

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 47, 66, 78, 94, 141, 143, 282, 286, 429, 499, 517, 611, 858, 998, 1034, 1222, 1497, 1551, 1833, 2994, 3102, 3666, 5489, 6487, 6721, 10978, 12974, 13442, 16467, 19461, 20163, 23453, 32934, 38922, 40326, 46906, 70359, 71357, 140718, 142714, 214071, 257983, 304889, 428142, 515966, 609778, 773949, 914667, 1547898, 1829334, 3353779, 6707558, 10061337, 20122674]

約数ペア:

[(1, 20122674), (2, 10061337), (3, 6707558), (6, 3353779), (11, 1829334), (13, 1547898), (22, 914667), (26, 773949), (33, 609778), (39, 515966), (47, 428142), (66, 304889), (78, 257983), (94, 214071), (141, 142714), (143, 140718), (282, 71357), (286, 70359), (429, 46906), (499, 40326), (517, 38922), (611, 32934), (858, 23453), (998, 20163), (1034, 19461), (1222, 16467), (1497, 13442), (1551, 12974), (1833, 10978), (2994, 6721), (3102, 6487), (3666, 5489)]