39564628

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{251}}^2$

素因数の和:663

約数の個数: 18

約数和(自身を含む): 69957818

約数和(自身を除く): 30393190

約数列:

[1, 2, 4, 157, 251, 314, 502, 628, 1004, 39407, 63001, 78814, 126002, 157628, 252004, 9891157, 19782314, 39564628]

約数ペア:

[(1, 39564628), (2, 19782314), (4, 9891157), (157, 252004), (251, 157628), (314, 126002), (502, 78814), (628, 63001), (1004, 39407)]