208939014

素因数分解:

$2^1\times 3^4\times {\mathrm{1289747}}^1$

素因数の和:1289761

約数の個数: 20

約数和(自身を含む): 468178524

約数和(自身を除く): 259239510

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1289747, 2579494, 3869241, 7738482, 11607723, 23215446, 34823169, 69646338, 104469507, 208939014]

約数ペア:

[(1, 208939014), (2, 104469507), (3, 69646338), (6, 34823169), (9, 23215446), (18, 11607723), (27, 7738482), (54, 3869241), (81, 2579494), (162, 1289747)]