64765072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{213043}}^1$

素因数の和:213070

約数の個数: 20

約数和(自身を含む): 132087280

約数和(自身を除く): 67322208

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 213043, 426086, 852172, 1704344, 3408688, 4047817, 8095634, 16191268, 32382536, 64765072]

約数ペア:

[(1, 64765072), (2, 32382536), (4, 16191268), (8, 8095634), (16, 4047817), (19, 3408688), (38, 1704344), (76, 852172), (152, 426086), (304, 213043)]