20173089993

素因数分解:

$3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{773}}^1\times {\mathrm{2531}}^1$

素因数の和:3805

約数の個数: 32

約数和(自身を含む): 30854587392

約数和(自身を除く): 10681497399

約数列:

[1, 3, 7, 21, 491, 773, 1473, 2319, 2531, 3437, 5411, 7593, 10311, 16233, 17717, 53151, 379543, 1138629, 1242721, 1956463, 2656801, 3728163, 5869389, 7970403, 8699047, 13695241, 26097141, 41085723, 960623333, 2881869999, 6724363331, 20173089993]

約数ペア:

[(1, 20173089993), (3, 6724363331), (7, 2881869999), (21, 960623333), (491, 41085723), (773, 26097141), (1473, 13695241), (2319, 8699047), (2531, 7970403), (3437, 5869389), (5411, 3728163), (7593, 2656801), (10311, 1956463), (16233, 1242721), (17717, 1138629), (53151, 379543)]