18905992

素因数分解:

$2^3\times 7^1\times {\mathrm{337607}}^1$

素因数の和:337620

約数の個数: 16

約数和(自身を含む): 40512960

約数和(自身を除く): 21606968

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 337607, 675214, 1350428, 2363249, 2700856, 4726498, 9452996, 18905992]

約数ペア:

[(1, 18905992), (2, 9452996), (4, 4726498), (7, 2700856), (8, 2363249), (14, 1350428), (28, 675214), (56, 337607)]