18478818

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{9967}}^1$

素因数の和:10078

約数の個数: 24

約数和(自身を含む): 40430208

約数和(自身を除く): 21951390

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 9967, 19934, 29901, 59802, 89703, 179406, 1026601, 2053202, 3079803, 6159606, 9239409, 18478818]

約数ペア:

[(1, 18478818), (2, 9239409), (3, 6159606), (6, 3079803), (9, 2053202), (18, 1026601), (103, 179406), (206, 89703), (309, 59802), (618, 29901), (927, 19934), (1854, 9967)]