19161117

素因数分解:

$3^4\times {\mathrm{229}}^1\times {\mathrm{1033}}^1$

素因数の和:1274

約数の個数: 20

約数和(自身を含む): 28776220

約数和(自身を除く): 9615103

約数列:

[1, 3, 9, 27, 81, 229, 687, 1033, 2061, 3099, 6183, 9297, 18549, 27891, 83673, 236557, 709671, 2129013, 6387039, 19161117]

約数ペア:

[(1, 19161117), (3, 6387039), (9, 2129013), (27, 709671), (81, 236557), (229, 83673), (687, 27891), (1033, 18549), (2061, 9297), (3099, 6183)]