19642366

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{691}}^1$

素因数の和:987

約数の個数: 16

約数和(自身を含む): 30118608

約数和(自身を除く): 10476242

約数列:

[1, 2, 61, 122, 233, 466, 691, 1382, 14213, 28426, 42151, 84302, 161003, 322006, 9821183, 19642366]

約数ペア:

[(1, 19642366), (2, 9821183), (61, 322006), (122, 161003), (233, 84302), (466, 42151), (691, 28426), (1382, 14213)]