18397774

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 30948480

約数和(自身を除く): 12550706

約数列:

[1, 2, 17, 29, 34, 47, 58, 94, 397, 493, 794, 799, 986, 1363, 1598, 2726, 6749, 11513, 13498, 18659, 23026, 23171, 37318, 46342, 195721, 317203, 391442, 541111, 634406, 1082222, 9198887, 18397774]

約数ペア:

[(1, 18397774), (2, 9198887), (17, 1082222), (29, 634406), (34, 541111), (47, 391442), (58, 317203), (94, 195721), (397, 46342), (493, 37318), (794, 23171), (799, 23026), (986, 18659), (1363, 13498), (1598, 11513), (2726, 6749)]