20832678

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16301}}^1$

素因数の和:16380

約数の個数: 24

約数和(自身を含む): 45776016

約数和(自身を除く): 24943338

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 16301, 32602, 48903, 97806, 146709, 293418, 1157371, 2314742, 3472113, 6944226, 10416339, 20832678]

約数ペア:

[(1, 20832678), (2, 10416339), (3, 6944226), (6, 3472113), (9, 2314742), (18, 1157371), (71, 293418), (142, 146709), (213, 97806), (426, 48903), (639, 32602), (1278, 16301)]