18135766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 31996800

約数和(自身を除く): 13861034

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 209, 418, 473, 817, 946, 1009, 1634, 2018, 8987, 11099, 17974, 19171, 22198, 38342, 43387, 86774, 210881, 421762, 477257, 824353, 954514, 1648706, 9067883, 18135766]

約数ペア:

[(1, 18135766), (2, 9067883), (11, 1648706), (19, 954514), (22, 824353), (38, 477257), (43, 421762), (86, 210881), (209, 86774), (418, 43387), (473, 38342), (817, 22198), (946, 19171), (1009, 17974), (1634, 11099), (2018, 8987)]