20123612889

素因数分解:

$3^1\times {\mathrm{1021}}^1\times {\mathrm{1181}}^1\times {\mathrm{5563}}^1$

素因数の和:7768

約数の個数: 16

約数和(自身を含む): 26885337024

約数和(自身を除く): 6761724135

約数列:

[1, 3, 1021, 1181, 3063, 3543, 5563, 16689, 1205801, 3617403, 5679823, 6569903, 17039469, 19709709, 6707870963, 20123612889]

約数ペア:

[(1, 20123612889), (3, 6707870963), (1021, 19709709), (1181, 17039469), (3063, 6569903), (3543, 5679823), (5563, 3617403), (16689, 1205801)]