19469681

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1697}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 24451200

約数和(自身を除く): 4981519

約数列:

[1, 7, 11, 77, 149, 1043, 1639, 1697, 11473, 11879, 18667, 130669, 252853, 1769971, 2781383, 19469681]

約数ペア:

[(1, 19469681), (7, 2781383), (11, 1769971), (77, 252853), (149, 130669), (1043, 18667), (1639, 11879), (1697, 11473)]