20565942

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2027}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 23238858

約数列:

[1, 2, 3, 6, 19, 38, 57, 89, 114, 178, 267, 534, 1691, 2027, 3382, 4054, 5073, 6081, 10146, 12162, 38513, 77026, 115539, 180403, 231078, 360806, 541209, 1082418, 3427657, 6855314, 10282971, 20565942]

約数ペア:

[(1, 20565942), (2, 10282971), (3, 6855314), (6, 3427657), (19, 1082418), (38, 541209), (57, 360806), (89, 231078), (114, 180403), (178, 115539), (267, 77026), (534, 38513), (1691, 12162), (2027, 10146), (3382, 6081), (4054, 5073)]