20794059

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 15058485

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 107, 117, 143, 151, 321, 429, 453, 963, 1177, 1287, 1359, 1391, 1661, 1963, 3531, 4173, 4983, 5889, 10593, 12519, 14949, 15301, 16157, 17667, 21593, 45903, 48471, 64779, 137709, 145413, 177727, 194337, 210041, 533181, 630123, 1599543, 1890369, 2310451, 6931353, 20794059]

約数ペア:

[(1, 20794059), (3, 6931353), (9, 2310451), (11, 1890369), (13, 1599543), (33, 630123), (39, 533181), (99, 210041), (107, 194337), (117, 177727), (143, 145413), (151, 137709), (321, 64779), (429, 48471), (453, 45903), (963, 21593), (1177, 17667), (1287, 16157), (1359, 15301), (1391, 14949), (1661, 12519), (1963, 10593), (3531, 5889), (4173, 4983)]