20201409915

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1\times {\mathrm{17389}}^1$

素因数の和:19327

約数の個数: 32

約数和(自身を含む): 33130036800

約数和(自身を除く): 12928626885

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1889, 5667, 9445, 17389, 28335, 52167, 77449, 86945, 232347, 260835, 387245, 712949, 1161735, 2138847, 3564745, 10694235, 32847821, 98543463, 164239105, 492717315, 1346760661, 4040281983, 6733803305, 20201409915]

約数ペア:

[(1, 20201409915), (3, 6733803305), (5, 4040281983), (15, 1346760661), (41, 492717315), (123, 164239105), (205, 98543463), (615, 32847821), (1889, 10694235), (5667, 3564745), (9445, 2138847), (17389, 1161735), (28335, 712949), (52167, 387245), (77449, 260835), (86945, 232347)]