191738728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{5557}}^1$

素因数の和:5809

約数の個数: 32

約数和(自身を含む): 380167200

約数和(自身を除く): 188428472

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 227, 454, 908, 1816, 4313, 5557, 8626, 11114, 17252, 22228, 34504, 44456, 105583, 211166, 422332, 844664, 1261439, 2522878, 5045756, 10091512, 23967341, 47934682, 95869364, 191738728]

約数ペア:

[(1, 191738728), (2, 95869364), (4, 47934682), (8, 23967341), (19, 10091512), (38, 5045756), (76, 2522878), (152, 1261439), (227, 844664), (454, 422332), (908, 211166), (1816, 105583), (4313, 44456), (5557, 34504), (8626, 22228), (11114, 17252)]