209874476

素因数分解:

$2^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{13127}}^1$

素因数の和:13709

約数の個数: 24

約数和(自身を含む): 420516096

約数和(自身を除く): 210641620

約数列:

[1, 2, 4, 7, 14, 28, 571, 1142, 2284, 3997, 7994, 13127, 15988, 26254, 52508, 91889, 183778, 367556, 7495517, 14991034, 29982068, 52468619, 104937238, 209874476]

約数ペア:

[(1, 209874476), (2, 104937238), (4, 52468619), (7, 29982068), (14, 14991034), (28, 7495517), (571, 367556), (1142, 183778), (2284, 91889), (3997, 52508), (7994, 26254), (13127, 15988)]