20470667

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2399}}^1$

素因数の和:2482

約数の個数: 16

約数和(自身を含む): 24883200

約数和(自身を除く): 4412533

約数列:

[1, 7, 23, 53, 161, 371, 1219, 2399, 8533, 16793, 55177, 127147, 386239, 890029, 2924381, 20470667]

約数ペア:

[(1, 20470667), (7, 2924381), (23, 890029), (53, 386239), (161, 127147), (371, 55177), (1219, 16793), (2399, 8533)]