20585752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{521}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 42282000

約数和(自身を除く): 21696248

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 449, 521, 898, 1042, 1796, 2084, 3592, 4168, 4939, 5731, 9878, 11462, 19756, 22924, 39512, 45848, 233929, 467858, 935716, 1871432, 2573219, 5146438, 10292876, 20585752]

約数ペア:

[(1, 20585752), (2, 10292876), (4, 5146438), (8, 2573219), (11, 1871432), (22, 935716), (44, 467858), (88, 233929), (449, 45848), (521, 39512), (898, 22924), (1042, 19756), (1796, 11462), (2084, 9878), (3592, 5731), (4168, 4939)]