20546150

素因数分解:

$2^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{2521}}^1$

素因数の和:2696

約数の個数: 24

約数和(自身を含む): 38465544

約数和(自身を除く): 17919394

約数列:

[1, 2, 5, 10, 25, 50, 163, 326, 815, 1630, 2521, 4075, 5042, 8150, 12605, 25210, 63025, 126050, 410923, 821846, 2054615, 4109230, 10273075, 20546150]

約数ペア:

[(1, 20546150), (2, 10273075), (5, 4109230), (10, 2054615), (25, 821846), (50, 410923), (163, 126050), (326, 63025), (815, 25210), (1630, 12605), (2521, 8150), (4075, 5042)]