20806041609

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{643}}^1\times {\mathrm{33601}}^1$

素因数の和:34357

約数の個数: 24

約数和(自身を含む): 30382121952

約数和(自身を除く): 9576080343

約数列:

[1, 3, 9, 107, 321, 643, 963, 1929, 5787, 33601, 68801, 100803, 206403, 302409, 619209, 3595307, 10785921, 21605443, 32357763, 64816329, 194448987, 2311782401, 6935347203, 20806041609]

約数ペア:

[(1, 20806041609), (3, 6935347203), (9, 2311782401), (107, 194448987), (321, 64816329), (643, 32357763), (963, 21605443), (1929, 10785921), (5787, 3595307), (33601, 619209), (68801, 302409), (100803, 206403)]