20799828

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{1019}}^1$

素因数の和:1048

約数の個数: 84

約数和(自身を含む): 62432160

約数和(自身を除く): 41632332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 729, 756, 972, 1019, 1134, 1458, 1701, 2038, 2268, 2916, 3057, 3402, 4076, 5103, 6114, 6804, 7133, 9171, 10206, 12228, 14266, 18342, 20412, 21399, 27513, 28532, 36684, 42798, 55026, 64197, 82539, 85596, 110052, 128394, 165078, 192591, 247617, 256788, 330156, 385182, 495234, 577773, 742851, 770364, 990468, 1155546, 1485702, 1733319, 2311092, 2971404, 3466638, 5199957, 6933276, 10399914, 20799828]

約数ペア:

[(1, 20799828), (2, 10399914), (3, 6933276), (4, 5199957), (6, 3466638), (7, 2971404), (9, 2311092), (12, 1733319), (14, 1485702), (18, 1155546), (21, 990468), (27, 770364), (28, 742851), (36, 577773), (42, 495234), (54, 385182), (63, 330156), (81, 256788), (84, 247617), (108, 192591), (126, 165078), (162, 128394), (189, 110052), (243, 85596), (252, 82539), (324, 64197), (378, 55026), (486, 42798), (567, 36684), (729, 28532), (756, 27513), (972, 21399), (1019, 20412), (1134, 18342), (1458, 14266), (1701, 12228), (2038, 10206), (2268, 9171), (2916, 7133), (3057, 6804), (3402, 6114), (4076, 5103)]