20604507

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 34504704

約数和(自身を除く): 13900197

約数列:

[1, 3, 7, 11, 21, 33, 77, 191, 231, 467, 573, 1337, 1401, 2101, 3269, 4011, 5137, 6303, 9807, 14707, 15411, 35959, 44121, 89197, 107877, 267591, 624379, 981167, 1873137, 2943501, 6868169, 20604507]

約数ペア:

[(1, 20604507), (3, 6868169), (7, 2943501), (11, 1873137), (21, 981167), (33, 624379), (77, 267591), (191, 107877), (231, 89197), (467, 44121), (573, 35959), (1337, 15411), (1401, 14707), (2101, 9807), (3269, 6303), (4011, 5137)]