20702703

素因数分解:

$3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{3559}}^1$

素因数の和:3846

約数の個数: 16

約数和(自身を含む): 31669760

約数和(自身を除く): 10967057

約数列:

[1, 3, 7, 21, 277, 831, 1939, 3559, 5817, 10677, 24913, 74739, 985843, 2957529, 6900901, 20702703]

約数ペア:

[(1, 20702703), (3, 6900901), (7, 2957529), (21, 985843), (277, 74739), (831, 24913), (1939, 10677), (3559, 5817)]