18589714

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 34856640

約数和(自身を除く): 16266926

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 121, 143, 209, 242, 247, 286, 311, 418, 494, 622, 1573, 2299, 2717, 3146, 3421, 4043, 4598, 5434, 5909, 6842, 8086, 11818, 29887, 37631, 44473, 59774, 64999, 75262, 76817, 88946, 129998, 153634, 489203, 714989, 844987, 978406, 1429978, 1689974, 9294857, 18589714]

約数ペア:

[(1, 18589714), (2, 9294857), (11, 1689974), (13, 1429978), (19, 978406), (22, 844987), (26, 714989), (38, 489203), (121, 153634), (143, 129998), (209, 88946), (242, 76817), (247, 75262), (286, 64999), (311, 59774), (418, 44473), (494, 37631), (622, 29887), (1573, 11818), (2299, 8086), (2717, 6842), (3146, 5909), (3421, 5434), (4043, 4598)]