20177992912

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1488931}}^1$

素因数の和:1488968

約数の個数: 60

約数和(自身を含む): 49110933088

約数和(自身を除く): 28932940176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 484, 616, 847, 968, 1232, 1694, 1936, 3388, 6776, 13552, 1488931, 2977862, 5955724, 10422517, 11911448, 16378241, 20845034, 23822896, 32756482, 41690068, 65512964, 83380136, 114647687, 131025928, 166760272, 180160651, 229295374, 262051856, 360321302, 458590748, 720642604, 917181496, 1261124557, 1441285208, 1834362992, 2522249114, 2882570416, 5044498228, 10088996456, 20177992912]

約数ペア:

[(1, 20177992912), (2, 10088996456), (4, 5044498228), (7, 2882570416), (8, 2522249114), (11, 1834362992), (14, 1441285208), (16, 1261124557), (22, 917181496), (28, 720642604), (44, 458590748), (56, 360321302), (77, 262051856), (88, 229295374), (112, 180160651), (121, 166760272), (154, 131025928), (176, 114647687), (242, 83380136), (308, 65512964), (484, 41690068), (616, 32756482), (847, 23822896), (968, 20845034), (1232, 16378241), (1694, 11911448), (1936, 10422517), (3388, 5955724), (6776, 2977862), (13552, 1488931)]