18443504

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67807}}^1$

素因数の和:67832

約数の個数: 20

約数和(自身を含む): 37836864

約数和(自身を除く): 19393360

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67807, 135614, 271228, 542456, 1084912, 1152719, 2305438, 4610876, 9221752, 18443504]

約数ペア:

[(1, 18443504), (2, 9221752), (4, 4610876), (8, 2305438), (16, 1152719), (17, 1084912), (34, 542456), (68, 271228), (136, 135614), (272, 67807)]