19916066

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1307}}^1$

素因数の和:1729

約数の個数: 16

約数和(自身を含む): 31548960

約数和(自身を除く): 11632894

約数列:

[1, 2, 19, 38, 401, 802, 1307, 2614, 7619, 15238, 24833, 49666, 524107, 1048214, 9958033, 19916066]

約数ペア:

[(1, 19916066), (2, 9958033), (19, 1048214), (38, 524107), (401, 49666), (802, 24833), (1307, 15238), (2614, 7619)]