20117381769

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{164249}}^1$

素因数の和:164725

約数の個数: 24

約数和(自身を含む): 30064320000

約数和(自身を除く): 9946938231

約数列:

[1, 3, 9, 31, 93, 279, 439, 1317, 3951, 13609, 40827, 122481, 164249, 492747, 1478241, 5091719, 15275157, 45825471, 72105311, 216315933, 648947799, 2235264641, 6705793923, 20117381769]

約数ペア:

[(1, 20117381769), (3, 6705793923), (9, 2235264641), (31, 648947799), (93, 216315933), (279, 72105311), (439, 45825471), (1317, 15275157), (3951, 5091719), (13609, 1478241), (40827, 492747), (122481, 164249)]