20884768

素因数分解:

$2^5\times {\mathrm{157}}^1\times {\mathrm{4157}}^1$

素因数の和:4324

約数の個数: 24

約数和(自身を含む): 41388732

約数和(自身を除く): 20503964

約数列:

[1, 2, 4, 8, 16, 32, 157, 314, 628, 1256, 2512, 4157, 5024, 8314, 16628, 33256, 66512, 133024, 652649, 1305298, 2610596, 5221192, 10442384, 20884768]

約数ペア:

[(1, 20884768), (2, 10442384), (4, 5221192), (8, 2610596), (16, 1305298), (32, 652649), (157, 133024), (314, 66512), (628, 33256), (1256, 16628), (2512, 8314), (4157, 5024)]