20768047181

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{1291}}^1\times {\mathrm{31481}}^1$

素因数の和:32852

約数の個数: 16

約数和(自身を含む): 24079448448

約数和(自身を除く): 3311401267

約数列:

[1, 7, 73, 511, 1291, 9037, 31481, 94243, 220367, 659701, 2298113, 16086791, 40641971, 284493797, 2966863883, 20768047181]

約数ペア:

[(1, 20768047181), (7, 2966863883), (73, 284493797), (511, 40641971), (1291, 16086791), (9037, 2298113), (31481, 659701), (94243, 220367)]