19754217

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13633}}^1$

素因数の和:13669

約数の個数: 24

約数和(自身を含む): 34030464

約数和(自身を除く): 14276247

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13633, 40899, 95431, 122697, 286293, 313559, 858879, 940677, 2194913, 2822031, 6584739, 19754217]

約数ペア:

[(1, 19754217), (3, 6584739), (7, 2822031), (9, 2194913), (21, 940677), (23, 858879), (63, 313559), (69, 286293), (161, 122697), (207, 95431), (483, 40899), (1449, 13633)]