19850425

素因数分解:

$5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1693}}^1$

素因数の和:1777

約数の個数: 24

約数和(自身を含む): 28567616

約数和(自身を除く): 8717191

約数列:

[1, 5, 7, 25, 35, 67, 175, 335, 469, 1675, 1693, 2345, 8465, 11725, 11851, 42325, 59255, 113431, 296275, 567155, 794017, 2835775, 3970085, 19850425]

約数ペア:

[(1, 19850425), (5, 3970085), (7, 2835775), (25, 794017), (35, 567155), (67, 296275), (175, 113431), (335, 59255), (469, 42325), (1675, 11851), (1693, 11725), (2345, 8465)]