18806618

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{12071}}^1$

素因数の和:12133

約数の個数: 16

約数和(自身を含む): 30421440

約数和(自身を除く): 11614822

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 12071, 24142, 229349, 458698, 494911, 989822, 9403309, 18806618]

約数ペア:

[(1, 18806618), (2, 9403309), (19, 989822), (38, 494911), (41, 458698), (82, 229349), (779, 24142), (1558, 12071)]