168642512

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{257077}}^1$

素因数の和:257126

約数の個数: 20

約数和(自身を含む): 334715556

約数和(自身を除く): 166073044

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 257077, 514154, 1028308, 2056616, 4113232, 10540157, 21080314, 42160628, 84321256, 168642512]

約数ペア:

[(1, 168642512), (2, 84321256), (4, 42160628), (8, 21080314), (16, 10540157), (41, 4113232), (82, 2056616), (164, 1028308), (328, 514154), (656, 257077)]