18028037708

素因数分解:

$2^2\times {\mathrm{6971}}^1\times {\mathrm{646537}}^1$

素因数の和:653512

約数の個数: 12

約数和(自身を含む): 31553640552

約数和(自身を除く): 13525602844

約数列:

[1, 2, 4, 6971, 13942, 27884, 646537, 1293074, 2586148, 4507009427, 9014018854, 18028037708]

約数ペア:

[(1, 18028037708), (2, 9014018854), (4, 4507009427), (6971, 2586148), (13942, 1293074), (27884, 646537)]