20813740293

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1657013}}^1$

素因数の和:1657148

約数の個数: 16

約数和(自身を含む): 28633201920

約数和(自身を除く): 7819461627

約数列:

[1, 3, 53, 79, 159, 237, 4187, 12561, 1657013, 4971039, 87821689, 130904027, 263465067, 392712081, 6937913431, 20813740293]

約数ペア:

[(1, 20813740293), (3, 6937913431), (53, 392712081), (79, 263465067), (159, 130904027), (237, 87821689), (4187, 4971039), (12561, 1657013)]