20171978277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1\times {\mathrm{8087}}^1$

素因数の和:8809

約数の個数: 32

約数和(自身を含む): 29619938304

約数和(自身を除く): 9447960027

約数列:

[1, 3, 11, 33, 131, 393, 577, 1441, 1731, 4323, 6347, 8087, 19041, 24261, 75587, 88957, 226761, 266871, 831457, 1059397, 2494371, 3178191, 4666199, 11653367, 13998597, 34960101, 51328189, 153984567, 611272069, 1833816207, 6723992759, 20171978277]

約数ペア:

[(1, 20171978277), (3, 6723992759), (11, 1833816207), (33, 611272069), (131, 153984567), (393, 51328189), (577, 34960101), (1441, 13998597), (1731, 11653367), (4323, 4666199), (6347, 3178191), (8087, 2494371), (19041, 1059397), (24261, 831457), (75587, 266871), (88957, 226761)]