20580438

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{201769}}^1$

素因数の和:201791

約数の個数: 16

約数和(自身を含む): 43582320

約数和(自身を除く): 23001882

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 201769, 403538, 605307, 1210614, 3430073, 6860146, 10290219, 20580438]

約数ペア:

[(1, 20580438), (2, 10290219), (3, 6860146), (6, 3430073), (17, 1210614), (34, 605307), (51, 403538), (102, 201769)]