17620691

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:562

約数の個数: 16

約数和(自身を含む): 20210688

約数和(自身を除く): 2589997

約数列:

[1, 11, 23, 253, 257, 271, 2827, 2981, 5911, 6233, 65021, 68563, 69647, 766117, 1601881, 17620691]

約数ペア:

[(1, 17620691), (11, 1601881), (23, 766117), (253, 69647), (257, 68563), (271, 65021), (2827, 6233), (2981, 5911)]