18279688

素因数分解:

$2^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{727}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 39312000

約数和(自身を除く): 21032312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 449, 727, 898, 1454, 1796, 2908, 3143, 3592, 5089, 5816, 6286, 10178, 12572, 20356, 25144, 40712, 326423, 652846, 1305692, 2284961, 2611384, 4569922, 9139844, 18279688]

約数ペア:

[(1, 18279688), (2, 9139844), (4, 4569922), (7, 2611384), (8, 2284961), (14, 1305692), (28, 652846), (56, 326423), (449, 40712), (727, 25144), (898, 20356), (1454, 12572), (1796, 10178), (2908, 6286), (3143, 5816), (3592, 5089)]