19933820

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1163}}^1$

素因数の和:2029

約数の個数: 24

約数和(自身を含む): 41945904

約数和(自身を除く): 22012084

約数列:

[1, 2, 4, 5, 10, 20, 857, 1163, 1714, 2326, 3428, 4285, 4652, 5815, 8570, 11630, 17140, 23260, 996691, 1993382, 3986764, 4983455, 9966910, 19933820]

約数ペア:

[(1, 19933820), (2, 9966910), (4, 4983455), (5, 3986764), (10, 1993382), (20, 996691), (857, 23260), (1163, 17140), (1714, 11630), (2326, 8570), (3428, 5815), (4285, 4652)]