1999490072

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{3520229}}^1$

素因数の和:3520306

約数の個数: 16

約数和(自身を含む): 3801848400

約数和(自身を除く): 1802358328

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 3520229, 7040458, 14080916, 28161832, 249936259, 499872518, 999745036, 1999490072]

約数ペア:

[(1, 1999490072), (2, 999745036), (4, 499872518), (8, 249936259), (71, 28161832), (142, 14080916), (284, 7040458), (568, 3520229)]