19790658

素因数分解:

$2^1\times 3^2\times {\mathrm{431}}^1\times {\mathrm{2551}}^1$

素因数の和:2990

約数の個数: 24

約数和(自身を含む): 42996096

約数和(自身を除く): 23205438

約数列:

[1, 2, 3, 6, 9, 18, 431, 862, 1293, 2551, 2586, 3879, 5102, 7653, 7758, 15306, 22959, 45918, 1099481, 2198962, 3298443, 6596886, 9895329, 19790658]

約数ペア:

[(1, 19790658), (2, 9895329), (3, 6596886), (6, 3298443), (9, 2198962), (18, 1099481), (431, 45918), (862, 22959), (1293, 15306), (2551, 7758), (2586, 7653), (3879, 5102)]