20754856

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{63277}}^1$

素因数の和:63324

約数の個数: 16

約数和(自身を含む): 39865140

約数和(自身を除く): 19110284

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 63277, 126554, 253108, 506216, 2594357, 5188714, 10377428, 20754856]

約数ペア:

[(1, 20754856), (2, 10377428), (4, 5188714), (8, 2594357), (41, 506216), (82, 253108), (164, 126554), (328, 63277)]