20845218

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{65551}}^1$

素因数の和:65609

約数の個数: 16

約数和(自身を含む): 42477696

約数和(自身を除く): 21632478

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 65551, 131102, 196653, 393306, 3474203, 6948406, 10422609, 20845218]

約数ペア:

[(1, 20845218), (2, 10422609), (3, 6948406), (6, 3474203), (53, 393306), (106, 196653), (159, 131102), (318, 65551)]