20715586

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{1259}}^1$

素因数の和:1713

約数の個数: 16

約数和(自身を含む): 32810400

約数和(自身を除く): 12094814

約数列:

[1, 2, 19, 38, 433, 866, 1259, 2518, 8227, 16454, 23921, 47842, 545147, 1090294, 10357793, 20715586]

約数ペア:

[(1, 20715586), (2, 10357793), (19, 1090294), (38, 545147), (433, 47842), (866, 23921), (1259, 16454), (2518, 8227)]