18244876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20639}}^1$

素因数の和:20673

約数の個数: 24

約数和(自身を含む): 36408960

約数和(自身を除く): 18164084

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 20639, 41278, 82556, 268307, 350863, 536614, 701726, 1073228, 1403452, 4561219, 9122438, 18244876]

約数ペア:

[(1, 18244876), (2, 9122438), (4, 4561219), (13, 1403452), (17, 1073228), (26, 701726), (34, 536614), (52, 350863), (68, 268307), (221, 82556), (442, 41278), (884, 20639)]