20175951679

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{240881}}^1$

素因数の和:241290

約数の個数: 16

約数和(自身を含む): 23066860320

約数和(自身を除く): 2890908641

約数列:

[1, 13, 17, 221, 379, 4927, 6443, 83759, 240881, 3131453, 4094977, 53234701, 91293899, 1186820687, 1551996283, 20175951679]

約数ペア:

[(1, 20175951679), (13, 1551996283), (17, 1186820687), (221, 91293899), (379, 53234701), (4927, 4094977), (6443, 3131453), (83759, 240881)]