40518556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18121}}^1$

素因数の和:18181

約数の個数: 24

約数和(自身を含む): 78142064

約数和(自身を除く): 37623508

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 18121, 36242, 72484, 235573, 471146, 779203, 942292, 1558406, 3116812, 10129639, 20259278, 40518556]

約数ペア:

[(1, 40518556), (2, 20259278), (4, 10129639), (13, 3116812), (26, 1558406), (43, 942292), (52, 779203), (86, 471146), (172, 235573), (559, 72484), (1118, 36242), (2236, 18121)]