19492004

素因数分解:

$2^2\times 7^3\times {\mathrm{14207}}^1$

素因数の和:14232

約数の個数: 24

約数和(自身を含む): 39782400

約数和(自身を除く): 20290396

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 14207, 28414, 56828, 99449, 198898, 397796, 696143, 1392286, 2784572, 4873001, 9746002, 19492004]

約数ペア:

[(1, 19492004), (2, 9746002), (4, 4873001), (7, 2784572), (14, 1392286), (28, 696143), (49, 397796), (98, 198898), (196, 99449), (343, 56828), (686, 28414), (1372, 14207)]