65129872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{214243}}^1$

素因数の和:214270

約数の個数: 20

約数和(自身を含む): 132831280

約数和(自身を除く): 67701408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 214243, 428486, 856972, 1713944, 3427888, 4070617, 8141234, 16282468, 32564936, 65129872]

約数ペア:

[(1, 65129872), (2, 32564936), (4, 16282468), (8, 8141234), (16, 4070617), (19, 3427888), (38, 1713944), (76, 856972), (152, 428486), (304, 214243)]