18850641

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7691}}^1$

素因数の和:7756

約数の個数: 16

約数和(自身を含む): 27075840

約数和(自身を除く): 8225199

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 7691, 23073, 146129, 330713, 438387, 992139, 6283547, 18850641]

約数ペア:

[(1, 18850641), (3, 6283547), (19, 992139), (43, 438387), (57, 330713), (129, 146129), (817, 23073), (2451, 7691)]