20896887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1109}}^1$

素因数の和:1694

約数の個数: 16

約数和(自身を含む): 30476160

約数和(自身を除く): 9579273

約数列:

[1, 3, 11, 33, 571, 1109, 1713, 3327, 6281, 12199, 18843, 36597, 633239, 1899717, 6965629, 20896887]

約数ペア:

[(1, 20896887), (3, 6965629), (11, 1899717), (33, 633239), (571, 36597), (1109, 18843), (1713, 12199), (3327, 6281)]