20845497

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{571}}^1$

素因数の和:900

約数の個数: 16

約数和(自身を含む): 28590848

約数和(自身を除く): 7745351

約数列:

[1, 3, 43, 129, 283, 571, 849, 1713, 12169, 24553, 36507, 73659, 161593, 484779, 6948499, 20845497]

約数ペア:

[(1, 20845497), (3, 6948499), (43, 484779), (129, 161593), (283, 73659), (571, 36507), (849, 24553), (1713, 12169)]