20454213

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30851}}^1$

素因数の和:30884

約数の個数: 16

約数和(自身を含む): 31098816

約数和(自身を除く): 10644603

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 30851, 92553, 401063, 524467, 1203189, 1573401, 6818071, 20454213]

約数ペア:

[(1, 20454213), (3, 6818071), (13, 1573401), (17, 1203189), (39, 524467), (51, 401063), (221, 92553), (663, 30851)]