20136808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{967}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 40075200

約数和(自身を除く): 19938392

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 548, 967, 1096, 1934, 2603, 3868, 5206, 7736, 10412, 18373, 20824, 36746, 73492, 132479, 146984, 264958, 529916, 1059832, 2517101, 5034202, 10068404, 20136808]

約数ペア:

[(1, 20136808), (2, 10068404), (4, 5034202), (8, 2517101), (19, 1059832), (38, 529916), (76, 264958), (137, 146984), (152, 132479), (274, 73492), (548, 36746), (967, 20824), (1096, 18373), (1934, 10412), (2603, 7736), (3868, 5206)]