20138910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61027}}^1$

素因数の和:61048

約数の個数: 32

約数和(自身を含む): 52728192

約数和(自身を除く): 32589282

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 61027, 122054, 183081, 305135, 366162, 610270, 671297, 915405, 1342594, 1830810, 2013891, 3356485, 4027782, 6712970, 10069455, 20138910]

約数ペア:

[(1, 20138910), (2, 10069455), (3, 6712970), (5, 4027782), (6, 3356485), (10, 2013891), (11, 1830810), (15, 1342594), (22, 915405), (30, 671297), (33, 610270), (55, 366162), (66, 305135), (110, 183081), (165, 122054), (330, 61027)]