18945892

素因数分解:

$2^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1237}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 37991744

約数和(自身を除く): 19045852

約数列:

[1, 2, 4, 7, 14, 28, 547, 1094, 1237, 2188, 2474, 3829, 4948, 7658, 8659, 15316, 17318, 34636, 676639, 1353278, 2706556, 4736473, 9472946, 18945892]

約数ペア:

[(1, 18945892), (2, 9472946), (4, 4736473), (7, 2706556), (14, 1353278), (28, 676639), (547, 34636), (1094, 17318), (1237, 15316), (2188, 8659), (2474, 7658), (3829, 4948)]