19085924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 39955776

約数和(自身を除く): 20869852

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 244, 286, 547, 572, 671, 793, 1094, 1342, 1586, 2188, 2684, 3172, 6017, 7111, 8723, 12034, 14222, 17446, 24068, 28444, 33367, 34892, 66734, 78221, 133468, 156442, 312884, 367037, 433771, 734074, 867542, 1468148, 1735084, 4771481, 9542962, 19085924]

約数ペア:

[(1, 19085924), (2, 9542962), (4, 4771481), (11, 1735084), (13, 1468148), (22, 867542), (26, 734074), (44, 433771), (52, 367037), (61, 312884), (122, 156442), (143, 133468), (244, 78221), (286, 66734), (547, 34892), (572, 33367), (671, 28444), (793, 24068), (1094, 17446), (1342, 14222), (1586, 12034), (2188, 8723), (2684, 7111), (3172, 6017)]