20735187

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20269}}^1$

素因数の和:20314

約数の個数: 16

約数和(自身を含む): 31134720

約数和(自身を除く): 10399533

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 20269, 60807, 222959, 628339, 668877, 1885017, 6911729, 20735187]

約数ペア:

[(1, 20735187), (3, 6911729), (11, 1885017), (31, 668877), (33, 628339), (93, 222959), (341, 60807), (1023, 20269)]