19159659

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{4463}}^1$

素因数の和:4528

約数の個数: 20

約数和(自身を含む): 29167776

約数和(自身を除く): 10008117

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 4463, 13389, 40167, 120501, 236539, 361503, 709617, 2128851, 6386553, 19159659]

約数ペア:

[(1, 19159659), (3, 6386553), (9, 2128851), (27, 709617), (53, 361503), (81, 236539), (159, 120501), (477, 40167), (1431, 13389), (4293, 4463)]