389633836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{119227}}^1$

素因数の和:119293

約数の個数: 24

約数和(自身を含む): 734444480

約数和(自身を除く): 344810644

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 119227, 238454, 476908, 2265313, 4530626, 5126761, 9061252, 10253522, 20507044, 97408459, 194816918, 389633836]

約数ペア:

[(1, 389633836), (2, 194816918), (4, 97408459), (19, 20507044), (38, 10253522), (43, 9061252), (76, 5126761), (86, 4530626), (172, 2265313), (817, 476908), (1634, 238454), (3268, 119227)]