20340516

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{523}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 54462464

約数和(自身を除く): 34121948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 463, 523, 926, 1046, 1389, 1569, 1852, 2092, 2778, 3138, 3241, 3661, 5556, 6276, 6482, 7322, 9723, 10983, 12964, 14644, 19446, 21966, 38892, 43932, 242149, 484298, 726447, 968596, 1452894, 1695043, 2905788, 3390086, 5085129, 6780172, 10170258, 20340516]

約数ペア:

[(1, 20340516), (2, 10170258), (3, 6780172), (4, 5085129), (6, 3390086), (7, 2905788), (12, 1695043), (14, 1452894), (21, 968596), (28, 726447), (42, 484298), (84, 242149), (463, 43932), (523, 38892), (926, 21966), (1046, 19446), (1389, 14644), (1569, 12964), (1852, 10983), (2092, 9723), (2778, 7322), (3138, 6482), (3241, 6276), (3661, 5556)]