19972671

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{17027}}^1$

素因数の和:17070

約数の個数: 16

約数和(自身を含む): 29424384

約数和(自身を除く): 9451713

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 17027, 51081, 289459, 391621, 868377, 1174863, 6657557, 19972671]

約数ペア:

[(1, 19972671), (3, 6657557), (17, 1174863), (23, 868377), (51, 391621), (69, 289459), (391, 51081), (1173, 17027)]