19563802

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:1061

約数の個数: 16

約数和(自身を含む): 29937600

約数和(自身を除く): 10373798

約数列:

[1, 2, 89, 131, 178, 262, 839, 1678, 11659, 23318, 74671, 109909, 149342, 219818, 9781901, 19563802]

約数ペア:

[(1, 19563802), (2, 9781901), (89, 219818), (131, 149342), (178, 109909), (262, 74671), (839, 23318), (1678, 11659)]