20188266880033

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{509}}^1\times {\mathrm{15695531}}^1$

素因数の和:15696085

約数の個数: 24

約数和(自身を含む): 24398390583360

約数和(自身を除く): 4210123703327

約数列:

[1, 7, 19, 133, 361, 509, 2527, 3563, 9671, 67697, 183749, 1286243, 15695531, 109868717, 298215089, 2087505623, 5666086691, 7989025279, 39662606837, 55923176953, 151791480301, 1062540362107, 2884038125719, 20188266880033]

約数ペア:

[(1, 20188266880033), (7, 2884038125719), (19, 1062540362107), (133, 151791480301), (361, 55923176953), (509, 39662606837), (2527, 7989025279), (3563, 5666086691), (9671, 2087505623), (67697, 298215089), (183749, 109868717), (1286243, 15695531)]