418185616

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{39541}}^1$

素因数の和:40210

約数の個数: 20

約数和(自身を含む): 811480924

約数和(自身を除く): 393295308

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 39541, 79082, 158164, 316328, 632656, 26136601, 52273202, 104546404, 209092808, 418185616]

約数ペア:

[(1, 418185616), (2, 209092808), (4, 104546404), (8, 52273202), (16, 26136601), (661, 632656), (1322, 316328), (2644, 158164), (5288, 79082), (10576, 39541)]