19205890454

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1109}}^1\times {\mathrm{509359}}^1$

素因数の和:510487

約数の個数: 16

約数和(自身を含む): 30531038400

約数和(自身を除く): 11325147946

約数列:

[1, 2, 17, 34, 1109, 2218, 18853, 37706, 509359, 1018718, 8659103, 17318206, 564879131, 1129758262, 9602945227, 19205890454]

約数ペア:

[(1, 19205890454), (2, 9602945227), (17, 1129758262), (34, 564879131), (1109, 17318206), (2218, 8659103), (18853, 1018718), (37706, 509359)]