19187497

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3221}}^1$

素因数の和:3288

約数の個数: 16

約数和(自身を含む): 23507712

約数和(自身を除く): 4320215

約数列:

[1, 7, 23, 37, 161, 259, 851, 3221, 5957, 22547, 74083, 119177, 518581, 834239, 2741071, 19187497]

約数ペア:

[(1, 19187497), (7, 2741071), (23, 834239), (37, 518581), (161, 119177), (259, 74083), (851, 22547), (3221, 5957)]