20894367

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11399}}^1$

素因数の和:11462

約数の個数: 16

約数和(自身を含む): 30643200

約数和(自身を除く): 9748833

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 11399, 34197, 148187, 444561, 535753, 1607259, 6964789, 20894367]

約数ペア:

[(1, 20894367), (3, 6964789), (13, 1607259), (39, 535753), (47, 444561), (141, 148187), (611, 34197), (1833, 11399)]