19739368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5471}}^1$

素因数の和:5529

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 21628952

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5471, 10942, 21884, 43768, 60181, 120362, 224311, 240724, 448622, 481448, 897244, 1794488, 2467421, 4934842, 9869684, 19739368]

約数ペア:

[(1, 19739368), (2, 9869684), (4, 4934842), (8, 2467421), (11, 1794488), (22, 897244), (41, 481448), (44, 448622), (82, 240724), (88, 224311), (164, 120362), (328, 60181), (451, 43768), (902, 21884), (1804, 10942), (3608, 5471)]