17880828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{212867}}^1$

素因数の和:212881

約数の個数: 24

約数和(自身を含む): 47682432

約数和(自身を除く): 29801604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 212867, 425734, 638601, 851468, 1277202, 1490069, 2554404, 2980138, 4470207, 5960276, 8940414, 17880828]

約数ペア:

[(1, 17880828), (2, 8940414), (3, 5960276), (4, 4470207), (6, 2980138), (7, 2554404), (12, 1490069), (14, 1277202), (21, 851468), (28, 638601), (42, 425734), (84, 212867)]