20307795

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11981}}^1$

素因数の和:12102

約数の個数: 16

約数和(自身を含む): 32782752

約数和(自身を除く): 12474957

約数列:

[1, 3, 5, 15, 113, 339, 565, 1695, 11981, 35943, 59905, 179715, 1353853, 4061559, 6769265, 20307795]

約数ペア:

[(1, 20307795), (3, 6769265), (5, 4061559), (15, 1353853), (113, 179715), (339, 59905), (565, 35943), (1695, 11981)]