19699119

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{22109}}^1$

素因数の和:22132

約数の個数: 20

約数和(自身を含む): 32103720

約数和(自身を除く): 12404601

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 22109, 66327, 198981, 243199, 596943, 729597, 1790829, 2188791, 6566373, 19699119]

約数ペア:

[(1, 19699119), (3, 6566373), (9, 2188791), (11, 1790829), (27, 729597), (33, 596943), (81, 243199), (99, 198981), (297, 66327), (891, 22109)]