199983968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{328921}}^1$

素因数の和:328950

約数の個数: 24

約数和(自身を含む): 414441720

約数和(自身を除く): 214457752

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 328921, 657842, 1315684, 2631368, 5262736, 6249499, 10525472, 12498998, 24997996, 49995992, 99991984, 199983968]

約数ペア:

[(1, 199983968), (2, 99991984), (4, 49995992), (8, 24997996), (16, 12498998), (19, 10525472), (32, 6249499), (38, 5262736), (76, 2631368), (152, 1315684), (304, 657842), (608, 328921)]