19353609807

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1\times {\mathrm{12541}}^1$

素因数の和:14303

約数の個数: 32

約数和(自身を含む): 30197122560

約数和(自身を除く): 10843512753

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 1709, 5127, 11963, 12541, 35889, 37623, 73487, 87787, 220461, 263361, 514409, 539263, 1543227, 1617789, 3774841, 11324523, 21432569, 64297707, 150027983, 450083949, 921600467, 2764801401, 6451203269, 19353609807]

約数ペア:

[(1, 19353609807), (3, 6451203269), (7, 2764801401), (21, 921600467), (43, 450083949), (129, 150027983), (301, 64297707), (903, 21432569), (1709, 11324523), (5127, 3774841), (11963, 1617789), (12541, 1543227), (35889, 539263), (37623, 514409), (73487, 263361), (87787, 220461)]