18141981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{3253}}^1$

素因数の和:3293

約数の個数: 24

約数和(自身を含む): 28583136

約数和(自身を除く): 10441155

約数列:

[1, 3, 11, 13, 33, 39, 143, 169, 429, 507, 1859, 3253, 5577, 9759, 35783, 42289, 107349, 126867, 465179, 549757, 1395537, 1649271, 6047327, 18141981]

約数ペア:

[(1, 18141981), (3, 6047327), (11, 1649271), (13, 1395537), (33, 549757), (39, 465179), (143, 126867), (169, 107349), (429, 42289), (507, 35783), (1859, 9759), (3253, 5577)]