19198047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{5437}}^1$

素因数の和:5558

約数の個数: 16

約数和(自身を含む): 28190592

約数和(自身を除く): 8992545

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 5437, 16311, 59807, 179421, 581759, 1745277, 6399349, 19198047]

約数ペア:

[(1, 19198047), (3, 6399349), (11, 1745277), (33, 581759), (107, 179421), (321, 59807), (1177, 16311), (3531, 5437)]