15865984

素因数分解:

$2^7\times {\mathrm{123953}}^1$

素因数の和:123967

約数の個数: 16

約数和(自身を含む): 31608270

約数和(自身を除く): 15742286

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 123953, 247906, 495812, 991624, 1983248, 3966496, 7932992, 15865984]

約数ペア:

[(1, 15865984), (2, 7932992), (4, 3966496), (8, 1983248), (16, 991624), (32, 495812), (64, 247906), (128, 123953)]