8978128

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{11939}}^1$

素因数の和:11994

約数の個数: 20

約数和(自身を含む): 17766720

約数和(自身を除く): 8788592

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 11939, 23878, 47756, 95512, 191024, 561133, 1122266, 2244532, 4489064, 8978128]

約数ペア:

[(1, 8978128), (2, 4489064), (4, 2244532), (8, 1122266), (16, 561133), (47, 191024), (94, 95512), (188, 47756), (376, 23878), (752, 11939)]