208020968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{6947}}^1$

素因数の和:7169

約数の個数: 32

約数和(自身を含む): 412711200

約数和(自身を除く): 204690232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 197, 394, 788, 1576, 3743, 6947, 7486, 13894, 14972, 27788, 29944, 55576, 131993, 263986, 527972, 1055944, 1368559, 2737118, 5474236, 10948472, 26002621, 52005242, 104010484, 208020968]

約数ペア:

[(1, 208020968), (2, 104010484), (4, 52005242), (8, 26002621), (19, 10948472), (38, 5474236), (76, 2737118), (152, 1368559), (197, 1055944), (394, 527972), (788, 263986), (1576, 131993), (3743, 55576), (6947, 29944), (7486, 27788), (13894, 14972)]