20172901892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{40031}}^1$

素因数の和:40940

約数の個数: 48

約数和(自身を含む): 41522471424

約数和(自身を除く): 21349569532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 881, 1762, 3524, 9691, 11453, 19382, 22906, 38764, 40031, 45812, 80062, 125983, 160124, 251966, 440341, 503932, 520403, 880682, 1040806, 1761364, 2081612, 5724433, 11448866, 22897732, 35267311, 70534622, 141069244, 387940421, 458475043, 775880842, 916950086, 1551761684, 1833900172, 5043225473, 10086450946, 20172901892]

約数ペア:

[(1, 20172901892), (2, 10086450946), (4, 5043225473), (11, 1833900172), (13, 1551761684), (22, 916950086), (26, 775880842), (44, 458475043), (52, 387940421), (143, 141069244), (286, 70534622), (572, 35267311), (881, 22897732), (1762, 11448866), (3524, 5724433), (9691, 2081612), (11453, 1761364), (19382, 1040806), (22906, 880682), (38764, 520403), (40031, 503932), (45812, 440341), (80062, 251966), (125983, 160124)]