20729733

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{683}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 28279296

約数和(自身を除く): 7549563

約数列:

[1, 3, 67, 151, 201, 453, 683, 2049, 10117, 30351, 45761, 103133, 137283, 309399, 6909911, 20729733]

約数ペア:

[(1, 20729733), (3, 6909911), (67, 309399), (151, 137283), (201, 103133), (453, 45761), (683, 30351), (2049, 10117)]