218305904

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{40487}}^1$

素因数の和:40832

約数の個数: 20

約数和(自身を含む): 424233264

約数和(自身を除く): 205927360

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 5392, 40487, 80974, 161948, 323896, 647792, 13644119, 27288238, 54576476, 109152952, 218305904]

約数ペア:

[(1, 218305904), (2, 109152952), (4, 54576476), (8, 27288238), (16, 13644119), (337, 647792), (674, 323896), (1348, 161948), (2696, 80974), (5392, 40487)]