20818471464

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{297169}}^1$

素因数の和:297327

約数の個数: 96

約数和(自身を含む): 64901928000

約数和(自身を除く): 44083456536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 139, 168, 252, 278, 417, 504, 556, 834, 973, 1112, 1251, 1668, 1946, 2502, 2919, 3336, 3892, 5004, 5838, 7784, 8757, 10008, 11676, 17514, 23352, 35028, 70056, 297169, 594338, 891507, 1188676, 1783014, 2080183, 2377352, 2674521, 3566028, 4160366, 5349042, 6240549, 7132056, 8320732, 10698084, 12481098, 16641464, 18721647, 21396168, 24962196, 37443294, 41306491, 49924392, 74886588, 82612982, 123919473, 149773176, 165225964, 247838946, 289145437, 330451928, 371758419, 495677892, 578290874, 743516838, 867436311, 991355784, 1156581748, 1487033676, 1734872622, 2313163496, 2602308933, 2974067352, 3469745244, 5204617866, 6939490488, 10409235732, 20818471464]

約数ペア:

[(1, 20818471464), (2, 10409235732), (3, 6939490488), (4, 5204617866), (6, 3469745244), (7, 2974067352), (8, 2602308933), (9, 2313163496), (12, 1734872622), (14, 1487033676), (18, 1156581748), (21, 991355784), (24, 867436311), (28, 743516838), (36, 578290874), (42, 495677892), (56, 371758419), (63, 330451928), (72, 289145437), (84, 247838946), (126, 165225964), (139, 149773176), (168, 123919473), (252, 82612982), (278, 74886588), (417, 49924392), (504, 41306491), (556, 37443294), (834, 24962196), (973, 21396168), (1112, 18721647), (1251, 16641464), (1668, 12481098), (1946, 10698084), (2502, 8320732), (2919, 7132056), (3336, 6240549), (3892, 5349042), (5004, 4160366), (5838, 3566028), (7784, 2674521), (8757, 2377352), (10008, 2080183), (11676, 1783014), (17514, 1188676), (23352, 891507), (35028, 594338), (70056, 297169)]