20286699

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2357}}^1$

素因数の和:2530

約数の個数: 16

約数和(自身を含む): 28673280

約数和(自身を除く): 8386581

約数列:

[1, 3, 19, 57, 151, 453, 2357, 2869, 7071, 8607, 44783, 134349, 355907, 1067721, 6762233, 20286699]

約数ペア:

[(1, 20286699), (3, 6762233), (19, 1067721), (57, 355907), (151, 134349), (453, 44783), (2357, 8607), (2869, 7071)]