20945595

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126943}}^1$

素因数の和:126962

約数の個数: 16

約数和(自身を含む): 36559872

約数和(自身を除く): 15614277

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126943, 380829, 634715, 1396373, 1904145, 4189119, 6981865, 20945595]

約数ペア:

[(1, 20945595), (3, 6981865), (5, 4189119), (11, 1904145), (15, 1396373), (33, 634715), (55, 380829), (165, 126943)]