20581216

素因数分解:

$2^5\times {\mathrm{379}}^1\times {\mathrm{1697}}^1$

素因数の和:2086

約数の個数: 24

約数和(自身を含む): 40650120

約数和(自身を除く): 20068904

約数列:

[1, 2, 4, 8, 16, 32, 379, 758, 1516, 1697, 3032, 3394, 6064, 6788, 12128, 13576, 27152, 54304, 643163, 1286326, 2572652, 5145304, 10290608, 20581216]

約数ペア:

[(1, 20581216), (2, 10290608), (4, 5145304), (8, 2572652), (16, 1286326), (32, 643163), (379, 54304), (758, 27152), (1516, 13576), (1697, 12128), (3032, 6788), (3394, 6064)]