67474928

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{221957}}^1$

素因数の和:221984

約数の個数: 20

約数和(自身を含む): 137613960

約数和(自身を除く): 70139032

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 221957, 443914, 887828, 1775656, 3551312, 4217183, 8434366, 16868732, 33737464, 67474928]

約数ペア:

[(1, 67474928), (2, 33737464), (4, 16868732), (8, 8434366), (16, 4217183), (19, 3551312), (38, 1775656), (76, 887828), (152, 443914), (304, 221957)]