19009569

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 27259200

約数和(自身を除く): 8249631

約数列:

[1, 3, 23, 43, 69, 129, 149, 447, 989, 1849, 2967, 3427, 5547, 6407, 10281, 19221, 42527, 127581, 147361, 275501, 442083, 826503, 6336523, 19009569]

約数ペア:

[(1, 19009569), (3, 6336523), (23, 826503), (43, 442083), (69, 275501), (129, 147361), (149, 127581), (447, 42527), (989, 19221), (1849, 10281), (2967, 6407), (3427, 5547)]