71188336

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{40819}}^1$

素因数の和:40936

約数の個数: 20

約数和(自身を含む): 139196200

約数和(自身を除く): 68007864

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 40819, 81638, 163276, 326552, 653104, 4449271, 8898542, 17797084, 35594168, 71188336]

約数ペア:

[(1, 71188336), (2, 35594168), (4, 17797084), (8, 8898542), (16, 4449271), (109, 653104), (218, 326552), (436, 163276), (872, 81638), (1744, 40819)]