20199188811

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1\times {\mathrm{1931}}^1$

素因数の和:2727

約数の個数: 32

約数和(自身を含む): 27828218880

約数和(自身を除く): 7629030069

約数列:

[1, 3, 43, 129, 131, 393, 619, 1857, 1931, 5633, 5793, 16899, 26617, 79851, 81089, 83033, 243267, 249099, 252961, 758883, 1195289, 3486827, 3585867, 10460481, 10877323, 32631969, 51397427, 154192281, 156582859, 469748577, 6733062937, 20199188811]

約数ペア:

[(1, 20199188811), (3, 6733062937), (43, 469748577), (129, 156582859), (131, 154192281), (393, 51397427), (619, 32631969), (1857, 10877323), (1931, 10460481), (5633, 3585867), (5793, 3486827), (16899, 1195289), (26617, 758883), (79851, 252961), (81089, 249099), (83033, 243267)]