20148081

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{563}}^1$

素因数の和:796

約数の個数: 16

約数和(自身を含む): 27432960

約数和(自身を除く): 7284879

約数列:

[1, 3, 79, 151, 237, 453, 563, 1689, 11929, 35787, 44477, 85013, 133431, 255039, 6716027, 20148081]

約数ペア:

[(1, 20148081), (3, 6716027), (79, 255039), (151, 133431), (237, 85013), (453, 44477), (563, 35787), (1689, 11929)]