20283956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5987}}^1$

素因数の和:6020

約数の個数: 36

約数和(自身を含む): 44598624

約数和(自身を除く): 24314668

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 5987, 11974, 23948, 41909, 65857, 83818, 131714, 167636, 263428, 460999, 724427, 921998, 1448854, 1843996, 2897708, 5070989, 10141978, 20283956]

約数ペア:

[(1, 20283956), (2, 10141978), (4, 5070989), (7, 2897708), (11, 1843996), (14, 1448854), (22, 921998), (28, 724427), (44, 460999), (77, 263428), (121, 167636), (154, 131714), (242, 83818), (308, 65857), (484, 41909), (847, 23948), (1694, 11974), (3388, 5987)]