18907012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1361}}^1$

素因数の和:1539

約数の個数: 24

約数和(自身を含む): 34780032

約数和(自身を除く): 15873020

約数列:

[1, 2, 4, 23, 46, 92, 151, 302, 604, 1361, 2722, 3473, 5444, 6946, 13892, 31303, 62606, 125212, 205511, 411022, 822044, 4726753, 9453506, 18907012]

約数ペア:

[(1, 18907012), (2, 9453506), (4, 4726753), (23, 822044), (46, 411022), (92, 205511), (151, 125212), (302, 62606), (604, 31303), (1361, 13892), (2722, 6946), (3473, 5444)]