68915888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{226697}}^1$

素因数の和:226724

約数の個数: 20

約数和(自身を含む): 140552760

約数和(自身を除く): 71636872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 226697, 453394, 906788, 1813576, 3627152, 4307243, 8614486, 17228972, 34457944, 68915888]

約数ペア:

[(1, 68915888), (2, 34457944), (4, 17228972), (8, 8614486), (16, 4307243), (19, 3627152), (38, 1813576), (76, 906788), (152, 453394), (304, 226697)]