19903665981

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{113}}^2\times {\mathrm{6577}}^1$

素因数の和:6885

約数の個数: 24

約数和(自身を含む): 27118199680

約数和(自身を除く): 7214533699

約数列:

[1, 3, 79, 113, 237, 339, 6577, 8927, 12769, 19731, 26781, 38307, 519583, 743201, 1008751, 1558749, 2229603, 3026253, 58712879, 83981713, 176138637, 251945139, 6634555327, 19903665981]

約数ペア:

[(1, 19903665981), (3, 6634555327), (79, 251945139), (113, 176138637), (237, 83981713), (339, 58712879), (6577, 3026253), (8927, 2229603), (12769, 1558749), (19731, 1008751), (26781, 743201), (38307, 519583)]