19187385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4457}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 35949312

約数和(自身を除く): 16761927

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 4457, 13371, 22285, 31199, 66855, 93597, 155995, 182737, 467985, 548211, 913685, 1279159, 2741055, 3837477, 6395795, 19187385]

約数ペア:

[(1, 19187385), (3, 6395795), (5, 3837477), (7, 2741055), (15, 1279159), (21, 913685), (35, 548211), (41, 467985), (105, 182737), (123, 155995), (205, 93597), (287, 66855), (615, 31199), (861, 22285), (1435, 13371), (4305, 4457)]