19252891

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 24206336

約数和(自身を除く): 4953445

約数列:

[1, 7, 17, 31, 119, 217, 289, 307, 527, 2023, 2149, 3689, 5219, 8959, 9517, 36533, 62713, 66619, 88723, 161789, 621061, 1132523, 2750413, 19252891]

約数ペア:

[(1, 19252891), (7, 2750413), (17, 1132523), (31, 621061), (119, 161789), (217, 88723), (289, 66619), (307, 62713), (527, 36533), (2023, 9517), (2149, 8959), (3689, 5219)]