20044584

素因数分解:

$2^3\times 3^6\times 7^1\times {\mathrm{491}}^1$

素因数の和:522

約数の個数: 112

約数和(自身を含む): 64530720

約数和(自身を除く): 44486136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 491, 504, 567, 648, 729, 756, 972, 982, 1134, 1458, 1473, 1512, 1701, 1944, 1964, 2268, 2916, 2946, 3402, 3437, 3928, 4419, 4536, 5103, 5832, 5892, 6804, 6874, 8838, 10206, 10311, 11784, 13257, 13608, 13748, 17676, 20412, 20622, 26514, 27496, 30933, 35352, 39771, 40824, 41244, 53028, 61866, 79542, 82488, 92799, 106056, 119313, 123732, 159084, 185598, 238626, 247464, 278397, 318168, 357939, 371196, 477252, 556794, 715878, 742392, 835191, 954504, 1113588, 1431756, 1670382, 2227176, 2505573, 2863512, 3340764, 5011146, 6681528, 10022292, 20044584]

約数ペア:

[(1, 20044584), (2, 10022292), (3, 6681528), (4, 5011146), (6, 3340764), (7, 2863512), (8, 2505573), (9, 2227176), (12, 1670382), (14, 1431756), (18, 1113588), (21, 954504), (24, 835191), (27, 742392), (28, 715878), (36, 556794), (42, 477252), (54, 371196), (56, 357939), (63, 318168), (72, 278397), (81, 247464), (84, 238626), (108, 185598), (126, 159084), (162, 123732), (168, 119313), (189, 106056), (216, 92799), (243, 82488), (252, 79542), (324, 61866), (378, 53028), (486, 41244), (491, 40824), (504, 39771), (567, 35352), (648, 30933), (729, 27496), (756, 26514), (972, 20622), (982, 20412), (1134, 17676), (1458, 13748), (1473, 13608), (1512, 13257), (1701, 11784), (1944, 10311), (1964, 10206), (2268, 8838), (2916, 6874), (2946, 6804), (3402, 5892), (3437, 5832), (3928, 5103), (4419, 4536)]