19764475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{929}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 26292960

約数和(自身を除く): 6528485

約数列:

[1, 5, 23, 25, 37, 115, 185, 575, 851, 925, 929, 4255, 4645, 21275, 21367, 23225, 34373, 106835, 171865, 534175, 790579, 859325, 3952895, 19764475]

約数ペア:

[(1, 19764475), (5, 3952895), (23, 859325), (25, 790579), (37, 534175), (115, 171865), (185, 106835), (575, 34373), (851, 23225), (925, 21367), (929, 21275), (4255, 4645)]