16000012

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4111}}^1$

素因数の和:4261

約数の個数: 24

約数和(自身を含む): 32238080

約数和(自身を除く): 16238068

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4111, 8222, 16444, 28777, 57554, 115108, 571429, 1142858, 2285716, 4000003, 8000006, 16000012]

約数ペア:

[(1, 16000012), (2, 8000006), (4, 4000003), (7, 2285716), (14, 1142858), (28, 571429), (139, 115108), (278, 57554), (556, 28777), (973, 16444), (1946, 8222), (3892, 4111)]