19801122

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{300017}}^1$

素因数の和:300033

約数の個数: 16

約数和(自身を含む): 43202592

約数和(自身を除く): 23401470

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 300017, 600034, 900051, 1800102, 3300187, 6600374, 9900561, 19801122]

約数ペア:

[(1, 19801122), (2, 9900561), (3, 6600374), (6, 3300187), (11, 1800102), (22, 900051), (33, 600034), (66, 300017)]