19687794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3691}}^1$

素因数の和:3830

約数の個数: 32

約数和(自身を含む): 45367296

約数和(自身を除く): 25679502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 3691, 5334, 7382, 11073, 22146, 25837, 51674, 77511, 155022, 468757, 937514, 1406271, 2812542, 3281299, 6562598, 9843897, 19687794]

約数ペア:

[(1, 19687794), (2, 9843897), (3, 6562598), (6, 3281299), (7, 2812542), (14, 1406271), (21, 937514), (42, 468757), (127, 155022), (254, 77511), (381, 51674), (762, 25837), (889, 22146), (1778, 11073), (2667, 7382), (3691, 5334)]