20763136

素因数分解:

$2^9\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:504

約数の個数: 40

約数和(自身を含む): 41983920

約数和(自身を除く): 21220784

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 256, 379, 428, 512, 758, 856, 1516, 1712, 3032, 3424, 6064, 6848, 12128, 13696, 24256, 27392, 40553, 48512, 54784, 81106, 97024, 162212, 194048, 324424, 648848, 1297696, 2595392, 5190784, 10381568, 20763136]

約数ペア:

[(1, 20763136), (2, 10381568), (4, 5190784), (8, 2595392), (16, 1297696), (32, 648848), (64, 324424), (107, 194048), (128, 162212), (214, 97024), (256, 81106), (379, 54784), (428, 48512), (512, 40553), (758, 27392), (856, 24256), (1516, 13696), (1712, 12128), (3032, 6848), (3424, 6064)]