20185287545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{4243}}^1\times {\mathrm{50077}}^1$

素因数の和:54344

約数の個数: 16

約数和(自身を含む): 25503723840

約数和(自身を除く): 5318436295

約数列:

[1, 5, 19, 95, 4243, 21215, 50077, 80617, 250385, 403085, 951463, 4757315, 212476711, 1062383555, 4037057509, 20185287545]

約数ペア:

[(1, 20185287545), (5, 4037057509), (19, 1062383555), (95, 212476711), (4243, 4757315), (21215, 951463), (50077, 403085), (80617, 250385)]