20979588

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10859}}^1$

素因数の和:10896

約数の個数: 48

約数和(自身を含む): 58383360

約数和(自身を除く): 37403772

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10859, 21718, 32577, 43436, 65154, 76013, 130308, 152026, 228039, 249757, 304052, 456078, 499514, 749271, 912156, 999028, 1498542, 1748299, 2997084, 3496598, 5244897, 6993196, 10489794, 20979588]

約数ペア:

[(1, 20979588), (2, 10489794), (3, 6993196), (4, 5244897), (6, 3496598), (7, 2997084), (12, 1748299), (14, 1498542), (21, 999028), (23, 912156), (28, 749271), (42, 499514), (46, 456078), (69, 304052), (84, 249757), (92, 228039), (138, 152026), (161, 130308), (276, 76013), (322, 65154), (483, 43436), (644, 32577), (966, 21718), (1932, 10859)]