20480933

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:436

約数の個数: 16

約数和(自身を含む): 22980672

約数和(自身を除く): 2499739

約数列:

[1, 11, 61, 131, 233, 671, 1441, 2563, 7991, 14213, 30523, 87901, 156343, 335753, 1861903, 20480933]

約数ペア:

[(1, 20480933), (11, 1861903), (61, 335753), (131, 156343), (233, 87901), (671, 30523), (1441, 14213), (2563, 7991)]