20436572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3673}}^1$

素因数の和:3797

約数の個数: 24

約数和(自身を含む): 38885616

約数和(自身を除く): 18449044

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3673, 5564, 7346, 14692, 47749, 95498, 190996, 393011, 786022, 1572044, 5109143, 10218286, 20436572]

約数ペア:

[(1, 20436572), (2, 10218286), (4, 5109143), (13, 1572044), (26, 786022), (52, 393011), (107, 190996), (214, 95498), (428, 47749), (1391, 14692), (2782, 7346), (3673, 5564)]