17956972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9491}}^1$

素因数の和:9549

約数の個数: 24

約数和(自身を含む): 35082432

約数和(自身を除く): 17125460

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 9491, 18982, 37964, 104401, 208802, 408113, 417604, 816226, 1632452, 4489243, 8978486, 17956972]

約数ペア:

[(1, 17956972), (2, 8978486), (4, 4489243), (11, 1632452), (22, 816226), (43, 417604), (44, 408113), (86, 208802), (172, 104401), (473, 37964), (946, 18982), (1892, 9491)]