18896773

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3023}}^1$

素因数の和:3096

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 4327547

約数列:

[1, 7, 19, 47, 133, 329, 893, 3023, 6251, 21161, 57437, 142081, 402059, 994567, 2699539, 18896773]

約数ペア:

[(1, 18896773), (7, 2699539), (19, 994567), (47, 402059), (133, 142081), (329, 57437), (893, 21161), (3023, 6251)]