19223239

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 24016608

約数和(自身を除く): 4793369

約数列:

[1, 7, 23, 37, 49, 161, 259, 461, 851, 1127, 1813, 3227, 5957, 10603, 17057, 22589, 41699, 74221, 119399, 392311, 519547, 835793, 2746177, 19223239]

約数ペア:

[(1, 19223239), (7, 2746177), (23, 835793), (37, 519547), (49, 392311), (161, 119399), (259, 74221), (461, 41699), (851, 22589), (1127, 17057), (1813, 10603), (3227, 5957)]