15720206

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2347}}^1$

素因数の和:2563

約数の個数: 16

約数和(自身を含む): 25104816

約数和(自身を除く): 9384610

約数列:

[1, 2, 17, 34, 197, 394, 2347, 3349, 4694, 6698, 39899, 79798, 462359, 924718, 7860103, 15720206]

約数ペア:

[(1, 15720206), (2, 7860103), (17, 924718), (34, 462359), (197, 79798), (394, 39899), (2347, 6698), (3349, 4694)]