18777943295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1\times {\mathrm{87811}}^1$

素因数の和:90086

約数の個数: 16

約数和(自身を含む): 23730314880

約数和(自身を除く): 4952371585

約数列:

[1, 5, 19, 95, 2251, 11255, 42769, 87811, 213845, 439055, 1668409, 8342045, 197662561, 988312805, 3755588659, 18777943295]

約数ペア:

[(1, 18777943295), (5, 3755588659), (19, 988312805), (95, 197662561), (2251, 8342045), (11255, 1668409), (42769, 439055), (87811, 213845)]