16860558

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:529

約数の個数: 64

約数和(自身を含む): 40626432

約数和(自身を除く): 23765874

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 43, 66, 78, 86, 129, 143, 258, 286, 429, 457, 473, 559, 858, 914, 946, 1118, 1371, 1419, 1677, 2742, 2838, 3354, 5027, 5941, 6149, 10054, 11882, 12298, 15081, 17823, 18447, 19651, 30162, 35646, 36894, 39302, 58953, 65351, 117906, 130702, 196053, 216161, 255463, 392106, 432322, 510926, 648483, 766389, 1296966, 1532778, 2810093, 5620186, 8430279, 16860558]

約数ペア:

[(1, 16860558), (2, 8430279), (3, 5620186), (6, 2810093), (11, 1532778), (13, 1296966), (22, 766389), (26, 648483), (33, 510926), (39, 432322), (43, 392106), (66, 255463), (78, 216161), (86, 196053), (129, 130702), (143, 117906), (258, 65351), (286, 58953), (429, 39302), (457, 36894), (473, 35646), (559, 30162), (858, 19651), (914, 18447), (946, 17823), (1118, 15081), (1371, 12298), (1419, 11882), (1677, 10054), (2742, 6149), (2838, 5941), (3354, 5027)]