20939964

素因数分解:

$2^2\times 3^1\times {\mathrm{479}}^1\times {\mathrm{3643}}^1$

素因数の和:4129

約数の個数: 24

約数和(自身を含む): 48975360

約数和(自身を除く): 28035396

約数列:

[1, 2, 3, 4, 6, 12, 479, 958, 1437, 1916, 2874, 3643, 5748, 7286, 10929, 14572, 21858, 43716, 1744997, 3489994, 5234991, 6979988, 10469982, 20939964]

約数ペア:

[(1, 20939964), (2, 10469982), (3, 6979988), (4, 5234991), (6, 3489994), (12, 1744997), (479, 43716), (958, 21858), (1437, 14572), (1916, 10929), (2874, 7286), (3643, 5748)]