19668971

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3607}}^1$

素因数の和:3674

約数の個数: 16

約数和(自身を含む): 24245760

約数和(自身を除く): 4576789

約数列:

[1, 7, 19, 41, 133, 287, 779, 3607, 5453, 25249, 68533, 147887, 479731, 1035209, 2809853, 19668971]

約数ペア:

[(1, 19668971), (7, 2809853), (19, 1035209), (41, 479731), (133, 147887), (287, 68533), (779, 25249), (3607, 5453)]