18508728007

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{34339013}}^1$

素因数の和:34339038

約数の個数: 12

約数和(自身を含む): 23487885576

約数和(自身を除く): 4979157569

約数列:

[1, 7, 11, 49, 77, 539, 34339013, 240373091, 377729143, 1682611637, 2644104001, 18508728007]

約数ペア:

[(1, 18508728007), (7, 2644104001), (11, 1682611637), (49, 377729143), (77, 240373091), (539, 34339013)]