20727669

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4231}}^1$

素因数の和:4328

約数の個数: 16

約数和(自身を含む): 29251584

約数和(自身を除く): 8523915

約数列:

[1, 3, 23, 69, 71, 213, 1633, 4231, 4899, 12693, 97313, 291939, 300401, 901203, 6909223, 20727669]

約数ペア:

[(1, 20727669), (3, 6909223), (23, 901203), (69, 300401), (71, 291939), (213, 97313), (1633, 12693), (4231, 4899)]