11211899905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{3559}}^1\times {\mathrm{33161}}^1$

素因数の和:36744

約数の個数: 16

約数和(自身を含む): 14166806400

約数和(自身を除く): 2954906495

約数列:

[1, 5, 19, 95, 3559, 17795, 33161, 67621, 165805, 338105, 630059, 3150295, 118019999, 590099995, 2242379981, 11211899905]

約数ペア:

[(1, 11211899905), (5, 2242379981), (19, 590099995), (95, 118019999), (3559, 3150295), (17795, 630059), (33161, 338105), (67621, 165805)]