18153993

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3847}}^1$

素因数の和:3885

約数の個数: 24

約数和(自身を含む): 28659904

約数和(自身を除く): 10505911

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 3847, 4719, 11541, 42317, 50011, 126951, 150033, 465487, 550121, 1396461, 1650363, 6051331, 18153993]

約数ペア:

[(1, 18153993), (3, 6051331), (11, 1650363), (13, 1396461), (33, 550121), (39, 465487), (121, 150033), (143, 126951), (363, 50011), (429, 42317), (1573, 11541), (3847, 4719)]