20553376

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{4903}}^1$

素因数の和:5044

約数の個数: 24

約数和(自身を含む): 40781664

約数和(自身を除く): 20228288

約数列:

[1, 2, 4, 8, 16, 32, 131, 262, 524, 1048, 2096, 4192, 4903, 9806, 19612, 39224, 78448, 156896, 642293, 1284586, 2569172, 5138344, 10276688, 20553376]

約数ペア:

[(1, 20553376), (2, 10276688), (4, 5138344), (8, 2569172), (16, 1284586), (32, 642293), (131, 156896), (262, 78448), (524, 39224), (1048, 19612), (2096, 9806), (4192, 4903)]