20512652559

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1\times {\mathrm{45553}}^1$

素因数の和:46127

約数の個数: 32

約数和(自身を含む): 32081677824

約数和(自身を除く): 11569025265

約数列:

[1, 3, 7, 21, 41, 123, 287, 523, 861, 1569, 3661, 10983, 21443, 45553, 64329, 136659, 150101, 318871, 450303, 956613, 1867673, 5603019, 13073711, 23824219, 39221133, 71472657, 166769533, 500308599, 976792979, 2930378937, 6837550853, 20512652559]

約数ペア:

[(1, 20512652559), (3, 6837550853), (7, 2930378937), (21, 976792979), (41, 500308599), (123, 166769533), (287, 71472657), (523, 39221133), (861, 23824219), (1569, 13073711), (3661, 5603019), (10983, 1867673), (21443, 956613), (45553, 450303), (64329, 318871), (136659, 150101)]