20799926

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{3529}}^1$

素因数の和:3959

約数の個数: 16

約数和(自身を含む): 35751840

約数和(自身を除く): 14951914

約数列:

[1, 2, 7, 14, 421, 842, 2947, 3529, 5894, 7058, 24703, 49406, 1485709, 2971418, 10399963, 20799926]

約数ペア:

[(1, 20799926), (2, 10399963), (7, 2971418), (14, 1485709), (421, 49406), (842, 24703), (2947, 7058), (3529, 5894)]