18970623

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17713}}^1$

素因数の和:17743

約数の個数: 24

約数和(自身を含む): 33160608

約数和(自身を除く): 14189985

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 17713, 53139, 123991, 159417, 301121, 371973, 903363, 1115919, 2107847, 2710089, 6323541, 18970623]

約数ペア:

[(1, 18970623), (3, 6323541), (7, 2710089), (9, 2107847), (17, 1115919), (21, 903363), (51, 371973), (63, 301121), (119, 159417), (153, 123991), (357, 53139), (1071, 17713)]