20256843

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5441}}^1$

素因数の和:5534

約数の個数: 16

約数和(自身を含む): 28994976

約数和(自身を除く): 8738133

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5441, 16323, 92497, 277491, 397193, 1191579, 6752281, 20256843]

約数ペア:

[(1, 20256843), (3, 6752281), (17, 1191579), (51, 397193), (73, 277491), (219, 92497), (1241, 16323), (3723, 5441)]