15207856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{30661}}^1$

素因数の和:30700

約数の個数: 20

約数和(自身を含む): 30416704

約数和(自身を除く): 15208848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 30661, 61322, 122644, 245288, 490576, 950491, 1900982, 3801964, 7603928, 15207856]

約数ペア:

[(1, 15207856), (2, 7603928), (4, 3801964), (8, 1900982), (16, 950491), (31, 490576), (62, 245288), (124, 122644), (248, 61322), (496, 30661)]