20199654530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{352463}}^1$

素因数の和:353002

約数の個数: 32

約数和(自身を含む): 39741020928

約数和(自身を除く): 19541366398

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 521, 1042, 2605, 5210, 5731, 11462, 28655, 57310, 352463, 704926, 1762315, 3524630, 3877093, 7754186, 19385465, 38770930, 183633223, 367266446, 918166115, 1836332230, 2019965453, 4039930906, 10099827265, 20199654530]

約数ペア:

[(1, 20199654530), (2, 10099827265), (5, 4039930906), (10, 2019965453), (11, 1836332230), (22, 918166115), (55, 367266446), (110, 183633223), (521, 38770930), (1042, 19385465), (2605, 7754186), (5210, 3877093), (5731, 3524630), (11462, 1762315), (28655, 704926), (57310, 352463)]