20656472067

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9935773}}^1$

素因数の和:9935800

約数の個数: 32

約数和(自身を含む): 38153372160

約数和(自身を除く): 17496900093

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9935773, 29807319, 69550411, 89421957, 109293503, 208651233, 268265871, 327880509, 625953699, 765054521, 983641527, 1877861097, 2295163563, 2950924581, 6885490689, 20656472067]

約数ペア:

[(1, 20656472067), (3, 6885490689), (7, 2950924581), (9, 2295163563), (11, 1877861097), (21, 983641527), (27, 765054521), (33, 625953699), (63, 327880509), (77, 268265871), (99, 208651233), (189, 109293503), (231, 89421957), (297, 69550411), (693, 29807319), (2079, 9935773)]