19552340

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1511}}^1$

素因数の和:2167

約数の個数: 24

約数和(自身を含む): 41150592

約数和(自身を除く): 21598252

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 1511, 2588, 3022, 3235, 6044, 6470, 7555, 12940, 15110, 30220, 977617, 1955234, 3910468, 4888085, 9776170, 19552340]

約数ペア:

[(1, 19552340), (2, 9776170), (4, 4888085), (5, 3910468), (10, 1955234), (20, 977617), (647, 30220), (1294, 15110), (1511, 12940), (2588, 7555), (3022, 6470), (3235, 6044)]