20176901493

素因数分解:

$3^1\times 7^1\times {\mathrm{54139}}^1\times {\mathrm{17747}}^1$

素因数の和:71896

約数の個数: 16

約数和(自身を含む): 30748055040

約数和(自身を除く): 10571153547

約数列:

[1, 3, 7, 21, 17747, 53241, 54139, 124229, 162417, 372687, 378973, 1136919, 960804833, 2882414499, 6725633831, 20176901493]

約数ペア:

[(1, 20176901493), (3, 6725633831), (7, 2882414499), (21, 960804833), (17747, 1136919), (53241, 378973), (54139, 372687), (124229, 162417)]