209524156

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{409}}^1\times {\mathrm{1439}}^1$

素因数の和:1941

約数の個数: 24

約数和(自身を含む): 371952000

約数和(自身を除く): 162427844

約数列:

[1, 2, 4, 89, 178, 356, 409, 818, 1439, 1636, 2878, 5756, 36401, 72802, 128071, 145604, 256142, 512284, 588551, 1177102, 2354204, 52381039, 104762078, 209524156]

約数ペア:

[(1, 209524156), (2, 104762078), (4, 52381039), (89, 2354204), (178, 1177102), (356, 588551), (409, 512284), (818, 256142), (1439, 145604), (1636, 128071), (2878, 72802), (5756, 36401)]