19946644

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{1489}}^1$

素因数の和:1707

約数の個数: 24

約数和(自身を含む): 37172520

約数和(自身を除く): 17225876

約数列:

[1, 2, 4, 17, 34, 68, 197, 394, 788, 1489, 2978, 3349, 5956, 6698, 13396, 25313, 50626, 101252, 293333, 586666, 1173332, 4986661, 9973322, 19946644]

約数ペア:

[(1, 19946644), (2, 9973322), (4, 4986661), (17, 1173332), (34, 586666), (68, 293333), (197, 101252), (394, 50626), (788, 25313), (1489, 13396), (2978, 6698), (3349, 5956)]