28040518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{14321}}^1$

素因数の和:14423

約数の個数: 16

約数和(自身を含む): 46403280

約数和(自身を除く): 18362762

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 14321, 28642, 157531, 315062, 1274569, 2549138, 14020259, 28040518]

約数ペア:

[(1, 28040518), (2, 14020259), (11, 2549138), (22, 1274569), (89, 315062), (178, 157531), (979, 28642), (1958, 14321)]