19947278319

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1\times {\mathrm{1433}}^1$

素因数の和:2119

約数の個数: 32

約数和(自身を含む): 27356590080

約数和(自身を除く): 7409311761

約数列:

[1, 3, 47, 141, 269, 367, 807, 1101, 1433, 4299, 12643, 17249, 37929, 51747, 67351, 98723, 202053, 296169, 385477, 525911, 1156431, 1577733, 4639981, 13919943, 18117419, 24717817, 54352257, 74153451, 141470059, 424410177, 6649092773, 19947278319]

約数ペア:

[(1, 19947278319), (3, 6649092773), (47, 424410177), (141, 141470059), (269, 74153451), (367, 54352257), (807, 24717817), (1101, 18117419), (1433, 13919943), (4299, 4639981), (12643, 1577733), (17249, 1156431), (37929, 525911), (51747, 385477), (67351, 296169), (98723, 202053)]