30291178

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{20719}}^1$

素因数の和:20781

約数の個数: 16

約数和(自身を含む): 49230720

約数和(自身を除く): 18939542

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 20719, 41438, 352223, 704446, 890917, 1781834, 15145589, 30291178]

約数ペア:

[(1, 30291178), (2, 15145589), (17, 1781834), (34, 890917), (43, 704446), (86, 352223), (731, 41438), (1462, 20719)]