20108957103

素因数分解:

$3^3\times {\mathrm{431}}^1\times {\mathrm{1728019}}^1$

素因数の和:1728459

約数の個数: 16

約数和(自身を含む): 29860185600

約数和(自身を除く): 9751228497

約数列:

[1, 3, 9, 27, 431, 1293, 3879, 11637, 1728019, 5184057, 15552171, 46656513, 744776189, 2234328567, 6702985701, 20108957103]

約数ペア:

[(1, 20108957103), (3, 6702985701), (9, 2234328567), (27, 744776189), (431, 46656513), (1293, 15552171), (3879, 5184057), (11637, 1728019)]