20158929

素因数分解:

$3^3\times 7^1\times {\mathrm{106661}}^1$

素因数の和:106677

約数の個数: 16

約数和(自身を含む): 34131840

約数和(自身を除く): 13972911

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 106661, 319983, 746627, 959949, 2239881, 2879847, 6719643, 20158929]

約数ペア:

[(1, 20158929), (3, 6719643), (7, 2879847), (9, 2239881), (21, 959949), (27, 746627), (63, 319983), (189, 106661)]