19523385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61979}}^1$

素因数の和:61997

約数の個数: 24

約数和(自身を含む): 38675520

約数和(自身を除く): 19152135

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 61979, 185937, 309895, 433853, 557811, 929685, 1301559, 2169265, 2789055, 3904677, 6507795, 19523385]

約数ペア:

[(1, 19523385), (3, 6507795), (5, 3904677), (7, 2789055), (9, 2169265), (15, 1301559), (21, 929685), (35, 557811), (45, 433853), (63, 309895), (105, 185937), (315, 61979)]