20199715197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{4909}}^1\times {\mathrm{80683}}^1$

素因数の和:85612

約数の個数: 16

約数和(自身を含む): 28523407680

約数和(自身を除く): 8323692483

約数列:

[1, 3, 17, 51, 4909, 14727, 80683, 83453, 242049, 250359, 1371611, 4114833, 396072847, 1188218541, 6733238399, 20199715197]

約数ペア:

[(1, 20199715197), (3, 6733238399), (17, 1188218541), (51, 396072847), (4909, 4114833), (14727, 1371611), (80683, 250359), (83453, 242049)]