20960715

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{11003}}^1$

素因数の和:11138

約数の個数: 16

約数和(自身を含む): 33804288

約数和(自身を除く): 12843573

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 11003, 33009, 55015, 165045, 1397381, 4192143, 6986905, 20960715]

約数ペア:

[(1, 20960715), (3, 6986905), (5, 4192143), (15, 1397381), (127, 165045), (381, 55015), (635, 33009), (1905, 11003)]