19692825

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 32810400

約数和(自身を除く): 13117575

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 1889, 2085, 3475, 5667, 9445, 10425, 28335, 47225, 141675, 262571, 787713, 1312855, 3938565, 6564275, 19692825]

約数ペア:

[(1, 19692825), (3, 6564275), (5, 3938565), (15, 1312855), (25, 787713), (75, 262571), (139, 141675), (417, 47225), (695, 28335), (1889, 10425), (2085, 9445), (3475, 5667)]