20078316

素因数分解:

$2^2\times 3^2\times {\mathrm{557731}}^1$

素因数の和:557741

約数の個数: 18

約数和(自身を含む): 50753612

約数和(自身を除く): 30675296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557731, 1115462, 1673193, 2230924, 3346386, 5019579, 6692772, 10039158, 20078316]

約数ペア:

[(1, 20078316), (2, 10039158), (3, 6692772), (4, 5019579), (6, 3346386), (9, 2230924), (12, 1673193), (18, 1115462), (36, 557731)]