18280984

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{7907}}^1$

素因数の和:7947

約数の個数: 24

約数和(自身を含む): 36416340

約数和(自身を除く): 18135356

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 7907, 15814, 31628, 63256, 134419, 268838, 537676, 1075352, 2285123, 4570246, 9140492, 18280984]

約数ペア:

[(1, 18280984), (2, 9140492), (4, 4570246), (8, 2285123), (17, 1075352), (34, 537676), (68, 268838), (136, 134419), (289, 63256), (578, 31628), (1156, 15814), (2312, 7907)]