19431238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{1619}}^1$

素因数の和:1991

約数の個数: 16

約数和(自身を含む): 30967920

約数和(自身を除く): 11536682

約数列:

[1, 2, 17, 34, 353, 706, 1619, 3238, 6001, 12002, 27523, 55046, 571507, 1143014, 9715619, 19431238]

約数ペア:

[(1, 19431238), (2, 9715619), (17, 1143014), (34, 571507), (353, 55046), (706, 27523), (1619, 12002), (3238, 6001)]