20191341

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1609}}^1$

素因数の和:1748

約数の個数: 16

約数和(自身を含む): 27820800

約数和(自身を除く): 7629459

約数列:

[1, 3, 47, 89, 141, 267, 1609, 4183, 4827, 12549, 75623, 143201, 226869, 429603, 6730447, 20191341]

約数ペア:

[(1, 20191341), (3, 6730447), (47, 429603), (89, 226869), (141, 143201), (267, 75623), (1609, 12549), (4183, 4827)]