19152340

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4861}}^1$

素因数の和:5067

約数の個数: 24

約数和(自身を含む): 40432392

約数和(自身を除く): 21280052

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 4861, 9722, 19444, 24305, 48610, 97220, 957617, 1915234, 3830468, 4788085, 9576170, 19152340]

約数ペア:

[(1, 19152340), (2, 9576170), (4, 4788085), (5, 3830468), (10, 1915234), (20, 957617), (197, 97220), (394, 48610), (788, 24305), (985, 19444), (1970, 9722), (3940, 4861)]