19108168

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{55547}}^1$

素因数の和:55596

約数の個数: 16

約数和(自身を含む): 36661680

約数和(自身を除く): 17553512

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 55547, 111094, 222188, 444376, 2388521, 4777042, 9554084, 19108168]

約数ペア:

[(1, 19108168), (2, 9554084), (4, 4777042), (8, 2388521), (43, 444376), (86, 222188), (172, 111094), (344, 55547)]