20447317

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 23063040

約数和(自身を除く): 2615723

約数列:

[1, 11, 43, 139, 311, 473, 1529, 3421, 5977, 13373, 43229, 65747, 147103, 475519, 1858847, 20447317]

約数ペア:

[(1, 20447317), (11, 1858847), (43, 475519), (139, 147103), (311, 65747), (473, 43229), (1529, 13373), (3421, 5977)]