20383538

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6529}}^1$

素因数の和:6761

約数の個数: 16

約数和(自身を含む): 35105280

約数和(自身を除く): 14721742

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6529, 13058, 45703, 91406, 1455967, 2911934, 10191769, 20383538]

約数ペア:

[(1, 20383538), (2, 10191769), (7, 2911934), (14, 1455967), (223, 91406), (446, 45703), (1561, 13058), (3122, 6529)]