20227320981

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{428663}}^1$

素因数の和:428790

約数の個数: 36

約数和(自身を含む): 34305122592

約数和(自身を除く): 14077801611

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 749, 963, 2247, 5243, 6741, 15729, 47187, 428663, 1285989, 3000641, 3857967, 9001923, 21004487, 27005769, 45866941, 63013461, 137600823, 189040383, 321068587, 412802469, 963205761, 2247480109, 2889617283, 6742440327, 20227320981]

約数ペア:

[(1, 20227320981), (3, 6742440327), (7, 2889617283), (9, 2247480109), (21, 963205761), (49, 412802469), (63, 321068587), (107, 189040383), (147, 137600823), (321, 63013461), (441, 45866941), (749, 27005769), (963, 21004487), (2247, 9001923), (5243, 3857967), (6741, 3000641), (15729, 1285989), (47187, 428663)]