18895364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1153}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 35187768

約数和(自身を除く): 16292404

約数列:

[1, 2, 4, 17, 34, 68, 241, 482, 964, 1153, 2306, 4097, 4612, 8194, 16388, 19601, 39202, 78404, 277873, 555746, 1111492, 4723841, 9447682, 18895364]

約数ペア:

[(1, 18895364), (2, 9447682), (4, 4723841), (17, 1111492), (34, 555746), (68, 277873), (241, 78404), (482, 39202), (964, 19601), (1153, 16388), (2306, 8194), (4097, 4612)]