19107253

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 21726720

約数和(自身を除く): 2619467

約数列:

[1, 11, 31, 137, 341, 409, 1507, 4247, 4499, 12679, 46717, 56033, 139469, 616363, 1737023, 19107253]

約数ペア:

[(1, 19107253), (11, 1737023), (31, 616363), (137, 139469), (341, 56033), (409, 46717), (1507, 12679), (4247, 4499)]