18948951

素因数分解:

$3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{937}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 32417280

約数和(自身を除く): 13468329

約数列:

[1, 3, 7, 9, 21, 27, 63, 107, 189, 321, 749, 937, 963, 2247, 2811, 2889, 6559, 6741, 8433, 19677, 20223, 25299, 59031, 100259, 177093, 300777, 701813, 902331, 2105439, 2706993, 6316317, 18948951]

約数ペア:

[(1, 18948951), (3, 6316317), (7, 2706993), (9, 2105439), (21, 902331), (27, 701813), (63, 300777), (107, 177093), (189, 100259), (321, 59031), (749, 25299), (937, 20223), (963, 19677), (2247, 8433), (2811, 6741), (2889, 6559)]