20974326

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{65957}}^1$

素因数の和:66015

約数の個数: 16

約数和(自身を含む): 42740784

約数和(自身を除く): 21766458

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 65957, 131914, 197871, 395742, 3495721, 6991442, 10487163, 20974326]

約数ペア:

[(1, 20974326), (2, 10487163), (3, 6991442), (6, 3495721), (53, 395742), (106, 197871), (159, 131914), (318, 65957)]