18379834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{19429}}^1$

素因数の和:19485

約数の個数: 16

約数和(自身を含む): 30777120

約数和(自身を除く): 12397286

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 19429, 38858, 213719, 427438, 835447, 1670894, 9189917, 18379834]

約数ペア:

[(1, 18379834), (2, 9189917), (11, 1670894), (22, 835447), (43, 427438), (86, 213719), (473, 38858), (946, 19429)]