20565523966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{40231}}^1\times {\mathrm{19661}}^1$

素因数の和:59907

約数の個数: 16

約数和(自身を含む): 33223746528

約数和(自身を除く): 12658222562

約数列:

[1, 2, 13, 26, 19661, 39322, 40231, 80462, 255593, 511186, 523003, 1046006, 790981691, 1581963382, 10282761983, 20565523966]

約数ペア:

[(1, 20565523966), (2, 10282761983), (13, 1581963382), (26, 790981691), (19661, 1046006), (39322, 523003), (40231, 511186), (80462, 255593)]