19914460

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1093}}^1$

素因数の和:2013

約数の個数: 24

約数和(自身を含む): 41904576

約数和(自身を除く): 21990116

約数列:

[1, 2, 4, 5, 10, 20, 911, 1093, 1822, 2186, 3644, 4372, 4555, 5465, 9110, 10930, 18220, 21860, 995723, 1991446, 3982892, 4978615, 9957230, 19914460]

約数ペア:

[(1, 19914460), (2, 9957230), (4, 4978615), (5, 3982892), (10, 1991446), (20, 995723), (911, 21860), (1093, 18220), (1822, 10930), (2186, 9110), (3644, 5465), (4372, 4555)]