18798927

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 30081024

約数和(自身を除く): 11282097

約数列:

[1, 3, 7, 21, 31, 67, 93, 201, 217, 431, 469, 651, 1293, 1407, 2077, 3017, 6231, 9051, 13361, 14539, 28877, 40083, 43617, 86631, 93527, 202139, 280581, 606417, 895187, 2685561, 6266309, 18798927]

約数ペア:

[(1, 18798927), (3, 6266309), (7, 2685561), (21, 895187), (31, 606417), (67, 280581), (93, 202139), (201, 93527), (217, 86631), (431, 43617), (469, 40083), (651, 28877), (1293, 14539), (1407, 13361), (2077, 9051), (3017, 6231)]