18983450905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{513691}}^1$

素因数の和:514104

約数の個数: 16

約数和(自身を含む): 24040785600

約数和(自身を除く): 5057334695

約数列:

[1, 5, 19, 95, 389, 1945, 7391, 36955, 513691, 2568455, 9760129, 48800645, 199825799, 999128995, 3796690181, 18983450905]

約数ペア:

[(1, 18983450905), (5, 3796690181), (19, 999128995), (95, 199825799), (389, 48800645), (1945, 9760129), (7391, 2568455), (36955, 513691)]