20889682

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2394

約数の個数: 24

約数和(自身を含む): 35388108

約数和(自身を除く): 14498426

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 2333, 4477, 4666, 8954, 25663, 51326, 86321, 172642, 282293, 564586, 949531, 1899062, 10444841, 20889682]

約数ペア:

[(1, 20889682), (2, 10444841), (11, 1899062), (22, 949531), (37, 564586), (74, 282293), (121, 172642), (242, 86321), (407, 51326), (814, 25663), (2333, 8954), (4477, 4666)]