20299818

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6277}}^1$

素因数の和:6307

約数の個数: 48

約数和(自身を含む): 51529824

約数和(自身を除く): 31230006

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6277, 12554, 18831, 37662, 43939, 69047, 87878, 131817, 138094, 207141, 263634, 307573, 414282, 483329, 615146, 922719, 966658, 1449987, 1845438, 2899974, 3383303, 6766606, 10149909, 20299818]

約数ペア:

[(1, 20299818), (2, 10149909), (3, 6766606), (6, 3383303), (7, 2899974), (11, 1845438), (14, 1449987), (21, 966658), (22, 922719), (33, 615146), (42, 483329), (49, 414282), (66, 307573), (77, 263634), (98, 207141), (147, 138094), (154, 131817), (231, 87878), (294, 69047), (462, 43939), (539, 37662), (1078, 18831), (1617, 12554), (3234, 6277)]