18933061

素因数分解:

$7^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 22945920

約数和(自身を除く): 4012859

約数列:

[1, 7, 49, 67, 73, 79, 469, 511, 553, 3283, 3577, 3871, 4891, 5293, 5767, 34237, 37051, 40369, 239659, 259357, 282583, 386389, 2704723, 18933061]

約数ペア:

[(1, 18933061), (7, 2704723), (49, 386389), (67, 282583), (73, 259357), (79, 239659), (469, 40369), (511, 37051), (553, 34237), (3283, 5767), (3577, 5293), (3871, 4891)]