20565757256

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{21245617}}^1$

素因数の和:21245645

約数の個数: 24

約数和(自身を含む): 42385007910

約数和(自身を除く): 21819250654

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 21245617, 42491234, 84982468, 169964936, 233701787, 467403574, 934807148, 1869614296, 2570719657, 5141439314, 10282878628, 20565757256]

約数ペア:

[(1, 20565757256), (2, 10282878628), (4, 5141439314), (8, 2570719657), (11, 1869614296), (22, 934807148), (44, 467403574), (88, 233701787), (121, 169964936), (242, 84982468), (484, 42491234), (968, 21245617)]