20571315

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59627}}^1$

素因数の和:59658

約数の個数: 16

約数和(自身を含む): 34345728

約数和(自身を除く): 13774413

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 59627, 178881, 298135, 894405, 1371421, 4114263, 6857105, 20571315]

約数ペア:

[(1, 20571315), (3, 6857105), (5, 4114263), (15, 1371421), (23, 894405), (69, 298135), (115, 178881), (345, 59627)]