20385346

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9829}}^1$

素因数の和:9909

約数の個数: 16

約数和(自身を含む): 32910840

約数和(自身を除く): 12525494

約数列:

[1, 2, 17, 34, 61, 122, 1037, 2074, 9829, 19658, 167093, 334186, 599569, 1199138, 10192673, 20385346]

約数ペア:

[(1, 20385346), (2, 10192673), (17, 1199138), (34, 599569), (61, 334186), (122, 167093), (1037, 19658), (2074, 9829)]