18252460

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1621}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 38421936

約数和(自身を除く): 20169476

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 1621, 2252, 2815, 3242, 5630, 6484, 8105, 11260, 16210, 32420, 912623, 1825246, 3650492, 4563115, 9126230, 18252460]

約数ペア:

[(1, 18252460), (2, 9126230), (4, 4563115), (5, 3650492), (10, 1825246), (20, 912623), (563, 32420), (1126, 16210), (1621, 11260), (2252, 8105), (2815, 6484), (3242, 5630)]