19660850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{35747}}^1$

素因数の和:35770

約数の個数: 24

約数和(自身を含む): 39894768

約数和(自身を除く): 20233918

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 35747, 71494, 178735, 357470, 393217, 786434, 893675, 1787350, 1966085, 3932170, 9830425, 19660850]

約数ペア:

[(1, 19660850), (2, 9830425), (5, 3932170), (10, 1966085), (11, 1787350), (22, 893675), (25, 786434), (50, 393217), (55, 357470), (110, 178735), (275, 71494), (550, 35747)]