18979562

素因数分解:

$2^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 33744000

約数和(自身を除く): 14764438

約数列:

[1, 2, 7, 14, 49, 73, 98, 146, 343, 379, 511, 686, 758, 1022, 2653, 3577, 5306, 7154, 18571, 25039, 27667, 37142, 50078, 55334, 129997, 193669, 259994, 387338, 1355683, 2711366, 9489781, 18979562]

約数ペア:

[(1, 18979562), (2, 9489781), (7, 2711366), (14, 1355683), (49, 387338), (73, 259994), (98, 193669), (146, 129997), (343, 55334), (379, 50078), (511, 37142), (686, 27667), (758, 25039), (1022, 18571), (2653, 7154), (3577, 5306)]