19204460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{87293}}^1$

素因数の和:87313

約数の個数: 24

約数和(自身を含む): 43996176

約数和(自身を除く): 24791716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 87293, 174586, 349172, 436465, 872930, 960223, 1745860, 1920446, 3840892, 4801115, 9602230, 19204460]

約数ペア:

[(1, 19204460), (2, 9602230), (4, 4801115), (5, 3840892), (10, 1920446), (11, 1745860), (20, 960223), (22, 872930), (44, 436465), (55, 349172), (110, 174586), (220, 87293)]