18156842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12947158

約数列:

[1, 2, 11, 22, 29, 58, 149, 191, 298, 319, 382, 638, 1639, 2101, 3278, 4202, 4321, 5539, 8642, 11078, 28459, 47531, 56918, 60929, 95062, 121858, 313049, 626098, 825311, 1650622, 9078421, 18156842]

約数ペア:

[(1, 18156842), (2, 9078421), (11, 1650622), (22, 825311), (29, 626098), (58, 313049), (149, 121858), (191, 95062), (298, 60929), (319, 56918), (382, 47531), (638, 28459), (1639, 11078), (2101, 8642), (3278, 5539), (4202, 4321)]