20057455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5443}}^1$

素因数の和:5526

約数の個数: 16

約数和(自身を含む): 26653824

約数和(自身を除く): 6596369

約数列:

[1, 5, 11, 55, 67, 335, 737, 3685, 5443, 27215, 59873, 299365, 364681, 1823405, 4011491, 20057455]

約数ペア:

[(1, 20057455), (5, 4011491), (11, 1823405), (55, 364681), (67, 299365), (335, 59873), (737, 27215), (3685, 5443)]