18289702991

素因数分解:

$7^1\times {\mathrm{281}}^1\times {\mathrm{1381}}^1\times {\mathrm{6733}}^1$

素因数の和:8402

約数の個数: 16

約数和(自身を含む): 20995211328

約数和(自身を除く): 2705508337

約数列:

[1, 7, 281, 1381, 1967, 6733, 9667, 47131, 388061, 1891973, 2716427, 9298273, 13243811, 65087911, 2612814713, 18289702991]

約数ペア:

[(1, 18289702991), (7, 2612814713), (281, 65087911), (1381, 13243811), (1967, 9298273), (6733, 2716427), (9667, 1891973), (47131, 388061)]