20982862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1\times {\mathrm{997}}^1$

素因数の和:1635

約数の個数: 16

約数和(自身を含む): 33413040

約数和(自身を除く): 12430178

約数列:

[1, 2, 17, 34, 619, 997, 1238, 1994, 10523, 16949, 21046, 33898, 617143, 1234286, 10491431, 20982862]

約数ペア:

[(1, 20982862), (2, 10491431), (17, 1234286), (34, 617143), (619, 33898), (997, 21046), (1238, 16949), (1994, 10523)]