16986266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{40637}}^1$

素因数の和:40669

約数の個数: 16

約数和(自身を含む): 29259360

約数和(自身を除く): 12273094

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 40637, 81274, 447007, 772103, 894014, 1544206, 8493133, 16986266]

約数ペア:

[(1, 16986266), (2, 8493133), (11, 1544206), (19, 894014), (22, 772103), (38, 447007), (209, 81274), (418, 40637)]