20120110911

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{4210109}}^1$

素因数の和:4210180

約数の個数: 20

約数和(自身を含む): 30565398600

約数和(自身を除く): 10445287689

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 4210109, 12630327, 37890981, 113672943, 248396431, 341018829, 745189293, 2235567879, 6706703637, 20120110911]

約数ペア:

[(1, 20120110911), (3, 6706703637), (9, 2235567879), (27, 745189293), (59, 341018829), (81, 248396431), (177, 113672943), (531, 37890981), (1593, 12630327), (4779, 4210109)]