2019894075

素因数分解:

$3^2\times 5^2\times {\mathrm{8977307}}^1$

素因数の和:8977323

約数の個数: 18

約数和(自身を含む): 3617855124

約数和(自身を除く): 1597961049

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 8977307, 26931921, 44886535, 80795763, 134659605, 224432675, 403978815, 673298025, 2019894075]

約数ペア:

[(1, 2019894075), (3, 673298025), (5, 403978815), (9, 224432675), (15, 134659605), (25, 80795763), (45, 44886535), (75, 26931921), (225, 8977307)]