18830931

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{21871}}^1$

素因数の和:21922

約数の個数: 16

約数和(自身を含む): 29395968

約数和(自身を除く): 10565037

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 21871, 65613, 153097, 459291, 896711, 2690133, 6276977, 18830931]

約数ペア:

[(1, 18830931), (3, 6276977), (7, 2690133), (21, 896711), (41, 459291), (123, 153097), (287, 65613), (861, 21871)]