20867205

素因数分解:

$3^1\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2411}}^1$

素因数の和:2996

約数の個数: 16

約数和(自身を含む): 33459264

約数和(自身を除く): 12592059

約数列:

[1, 3, 5, 15, 577, 1731, 2411, 2885, 7233, 8655, 12055, 36165, 1391147, 4173441, 6955735, 20867205]

約数ペア:

[(1, 20867205), (3, 6955735), (5, 4173441), (15, 1391147), (577, 36165), (1731, 12055), (2411, 8655), (2885, 7233)]