1669371388

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{21965413}}^1$

素因数の和:21965436

約数の個数: 12

約数和(自身を含む): 3075157960

約数和(自身を除く): 1405786572

約数列:

[1, 2, 4, 19, 38, 76, 21965413, 43930826, 87861652, 417342847, 834685694, 1669371388]

約数ペア:

[(1, 1669371388), (2, 834685694), (4, 417342847), (19, 87861652), (38, 43930826), (76, 21965413)]