20813196

素因数分解:

$2^2\times 3^1\times {\mathrm{739}}^1\times {\mathrm{2347}}^1$

素因数の和:3093

約数の個数: 24

約数和(自身を含む): 48650560

約数和(自身を除く): 27837364

約数列:

[1, 2, 3, 4, 6, 12, 739, 1478, 2217, 2347, 2956, 4434, 4694, 7041, 8868, 9388, 14082, 28164, 1734433, 3468866, 5203299, 6937732, 10406598, 20813196]

約数ペア:

[(1, 20813196), (2, 10406598), (3, 6937732), (4, 5203299), (6, 3468866), (12, 1734433), (739, 28164), (1478, 14082), (2217, 9388), (2347, 8868), (2956, 7041), (4434, 4694)]