19919148

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{38603}}^1$

素因数の和:38653

約数の個数: 24

約数和(自身を含む): 47560128

約数和(自身を除く): 27640980

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 38603, 77206, 115809, 154412, 231618, 463236, 1659929, 3319858, 4979787, 6639716, 9959574, 19919148]

約数ペア:

[(1, 19919148), (2, 9959574), (3, 6639716), (4, 4979787), (6, 3319858), (12, 1659929), (43, 463236), (86, 231618), (129, 154412), (172, 115809), (258, 77206), (516, 38603)]