19205950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{8933}}^1$

素因数の和:8988

約数の個数: 24

約数和(自身を含む): 36557928

約数和(自身を除く): 17351978

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 215, 430, 1075, 2150, 8933, 17866, 44665, 89330, 223325, 384119, 446650, 768238, 1920595, 3841190, 9602975, 19205950]

約数ペア:

[(1, 19205950), (2, 9602975), (5, 3841190), (10, 1920595), (25, 768238), (43, 446650), (50, 384119), (86, 223325), (215, 89330), (430, 44665), (1075, 17866), (2150, 8933)]