158793904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{320149}}^1$

素因数の和:320188

約数の個数: 20

約数和(自身を含む): 317588800

約数和(自身を除く): 158794896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 320149, 640298, 1280596, 2561192, 5122384, 9924619, 19849238, 39698476, 79396952, 158793904]

約数ペア:

[(1, 158793904), (2, 79396952), (4, 39698476), (8, 19849238), (16, 9924619), (31, 5122384), (62, 2561192), (124, 1280596), (248, 640298), (496, 320149)]