20218088935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{340057}}^1$

素因数の和:340143

約数の個数: 32

約数和(自身を含む): 28205770752

約数和(自身を除く): 7987681817

約数列:

[1, 5, 11, 23, 47, 55, 115, 235, 253, 517, 1081, 1265, 2585, 5405, 11891, 59455, 340057, 1700285, 3740627, 7821311, 15982679, 18703135, 39106555, 79913395, 86034421, 175809469, 367601617, 430172105, 879047345, 1838008085, 4043617787, 20218088935]

約数ペア:

[(1, 20218088935), (5, 4043617787), (11, 1838008085), (23, 879047345), (47, 430172105), (55, 367601617), (115, 175809469), (235, 86034421), (253, 79913395), (517, 39106555), (1081, 18703135), (1265, 15982679), (2585, 7821311), (5405, 3740627), (11891, 1700285), (59455, 340057)]