20288519919

素因数分解:

$3^2\times {\mathrm{41539}}^1\times {\mathrm{54269}}^1$

素因数の和:95814

約数の個数: 12

約数和(自身を含む): 29306885400

約数和(自身を除く): 9018365481

約数列:

[1, 3, 9, 41539, 54269, 124617, 162807, 373851, 488421, 2254279991, 6762839973, 20288519919]

約数ペア:

[(1, 20288519919), (3, 6762839973), (9, 2254279991), (41539, 488421), (54269, 373851), (124617, 162807)]