20402575323

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1\times {\mathrm{351811}}^1$

素因数の和:353314

約数の個数: 16

約数和(自身を含む): 29315790336

約数和(自身を除く): 8913215013

約数列:

[1, 3, 13, 39, 1487, 4461, 19331, 57993, 351811, 1055433, 4573543, 13720629, 523142957, 1569428871, 6800858441, 20402575323]

約数ペア:

[(1, 20402575323), (3, 6800858441), (13, 1569428871), (39, 523142957), (1487, 13720629), (4461, 4573543), (19331, 1055433), (57993, 351811)]