20427495

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123803}}^1$

素因数の和:123822

約数の個数: 16

約数和(自身を含む): 35655552

約数和(自身を除く): 15228057

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 123803, 371409, 619015, 1361833, 1857045, 4085499, 6809165, 20427495]

約数ペア:

[(1, 20427495), (3, 6809165), (5, 4085499), (11, 1857045), (15, 1361833), (33, 619015), (55, 371409), (165, 123803)]