857640962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1\times {\mathrm{9479}}^1$

素因数の和:11881

約数の個数: 16

約数和(自身を含む): 1354881600

約数和(自身を除く): 497240638

約数列:

[1, 2, 19, 38, 2381, 4762, 9479, 18958, 45239, 90478, 180101, 360202, 22569499, 45138998, 428820481, 857640962]

約数ペア:

[(1, 857640962), (2, 428820481), (19, 45138998), (38, 22569499), (2381, 360202), (4762, 180101), (9479, 90478), (18958, 45239)]