18442837985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1289}}^1\times {\mathrm{20011}}^1$

素因数の和:21329

約数の個数: 32

約数和(自身を含む): 26022003840

約数和(自身を除く): 7579165855

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1289, 6445, 14179, 16757, 20011, 70895, 83785, 100055, 184327, 220121, 260143, 921635, 1100605, 1300715, 2861573, 14307865, 25794179, 128970895, 283735969, 335324327, 1418679845, 1676621635, 3688567597, 18442837985]

約数ペア:

[(1, 18442837985), (5, 3688567597), (11, 1676621635), (13, 1418679845), (55, 335324327), (65, 283735969), (143, 128970895), (715, 25794179), (1289, 14307865), (6445, 2861573), (14179, 1300715), (16757, 1100605), (20011, 921635), (70895, 260143), (83785, 220121), (100055, 184327)]