19307385

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6043}}^1$

素因数の和:6125

約数の個数: 24

約数和(自身を含む): 33943104

約数和(自身を除く): 14635719

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 6043, 18129, 30215, 54387, 90645, 271935, 429053, 1287159, 2145265, 3861477, 6435795, 19307385]

約数ペア:

[(1, 19307385), (3, 6435795), (5, 3861477), (9, 2145265), (15, 1287159), (45, 429053), (71, 271935), (213, 90645), (355, 54387), (639, 30215), (1065, 18129), (3195, 6043)]