20709235105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{58363}}^1$

素因数の和:58537

約数の個数: 32

約数和(自身を含む): 27532866816

約数和(自身を除く): 6823631711

約数列:

[1, 5, 13, 53, 65, 103, 265, 515, 689, 1339, 3445, 5459, 6695, 27295, 58363, 70967, 291815, 354835, 758719, 3093239, 3793595, 6011389, 15466195, 30056945, 40212107, 78148057, 201060535, 318603617, 390740285, 1593018085, 4141847021, 20709235105]

約数ペア:

[(1, 20709235105), (5, 4141847021), (13, 1593018085), (53, 390740285), (65, 318603617), (103, 201060535), (265, 78148057), (515, 40212107), (689, 30056945), (1339, 15466195), (3445, 6011389), (5459, 3793595), (6695, 3093239), (27295, 758719), (58363, 354835), (70967, 291815)]