19184528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5737}}^1$

素因数の和:5775

約数の個数: 40

約数和(自身を含む): 42690720

約数和(自身を除く): 23506192

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5737, 11474, 22948, 45896, 63107, 91792, 109003, 126214, 218006, 252428, 436012, 504856, 872024, 1009712, 1199033, 1744048, 2398066, 4796132, 9592264, 19184528]

約数ペア:

[(1, 19184528), (2, 9592264), (4, 4796132), (8, 2398066), (11, 1744048), (16, 1199033), (19, 1009712), (22, 872024), (38, 504856), (44, 436012), (76, 252428), (88, 218006), (152, 126214), (176, 109003), (209, 91792), (304, 63107), (418, 45896), (836, 22948), (1672, 11474), (3344, 5737)]