20697710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2267}}^1$

素因数の和:2368

約数の個数: 32

約数和(自身を含む): 41150592

約数和(自身を除く): 20452882

約数列:

[1, 2, 5, 10, 11, 22, 55, 83, 110, 166, 415, 830, 913, 1826, 2267, 4534, 4565, 9130, 11335, 22670, 24937, 49874, 124685, 188161, 249370, 376322, 940805, 1881610, 2069771, 4139542, 10348855, 20697710]

約数ペア:

[(1, 20697710), (2, 10348855), (5, 4139542), (10, 2069771), (11, 1881610), (22, 940805), (55, 376322), (83, 249370), (110, 188161), (166, 124685), (415, 49874), (830, 24937), (913, 22670), (1826, 11335), (2267, 9130), (4534, 4565)]