18458216

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7013}}^1$

素因数の和:7073

約数の個数: 32

約数和(自身を含む): 40400640

約数和(自身を除く): 21942424

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 1316, 2632, 7013, 14026, 28052, 49091, 56104, 98182, 196364, 329611, 392728, 659222, 1318444, 2307277, 2636888, 4614554, 9229108, 18458216]

約数ペア:

[(1, 18458216), (2, 9229108), (4, 4614554), (7, 2636888), (8, 2307277), (14, 1318444), (28, 659222), (47, 392728), (56, 329611), (94, 196364), (188, 98182), (329, 56104), (376, 49091), (658, 28052), (1316, 14026), (2632, 7013)]