18209068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{911}}^1$

素因数の和:1197

約数の個数: 24

約数和(自身を含む): 33707520

約数和(自身を除く): 15498452

約数列:

[1, 2, 4, 19, 38, 76, 263, 526, 911, 1052, 1822, 3644, 4997, 9994, 17309, 19988, 34618, 69236, 239593, 479186, 958372, 4552267, 9104534, 18209068]

約数ペア:

[(1, 18209068), (2, 9104534), (4, 4552267), (19, 958372), (38, 479186), (76, 239593), (263, 69236), (526, 34618), (911, 19988), (1052, 17309), (1822, 9994), (3644, 4997)]