18693906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{941}}^1$

素因数の和:1007

約数の個数: 64

約数和(自身を含む): 47748096

約数和(自身を除く): 29054190

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 129, 154, 231, 258, 301, 462, 473, 602, 903, 941, 946, 1419, 1806, 1882, 2823, 2838, 3311, 5646, 6587, 6622, 9933, 10351, 13174, 19761, 19866, 20702, 31053, 39522, 40463, 62106, 72457, 80926, 121389, 144914, 217371, 242778, 283241, 434742, 445093, 566482, 849723, 890186, 1335279, 1699446, 2670558, 3115651, 6231302, 9346953, 18693906]

約数ペア:

[(1, 18693906), (2, 9346953), (3, 6231302), (6, 3115651), (7, 2670558), (11, 1699446), (14, 1335279), (21, 890186), (22, 849723), (33, 566482), (42, 445093), (43, 434742), (66, 283241), (77, 242778), (86, 217371), (129, 144914), (154, 121389), (231, 80926), (258, 72457), (301, 62106), (462, 40463), (473, 39522), (602, 31053), (903, 20702), (941, 19866), (946, 19761), (1419, 13174), (1806, 10351), (1882, 9933), (2823, 6622), (2838, 6587), (3311, 5646)]