20791806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{495043}}^1$

素因数の和:495055

約数の個数: 16

約数和(自身を含む): 47524224

約数和(自身を除く): 26732418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 495043, 990086, 1485129, 2970258, 3465301, 6930602, 10395903, 20791806]

約数ペア:

[(1, 20791806), (2, 10395903), (3, 6930602), (6, 3465301), (7, 2970258), (14, 1485129), (21, 990086), (42, 495043)]