19388931

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{577}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 27078144

約数和(自身を除く): 7689213

約数列:

[1, 3, 23, 69, 487, 577, 1461, 1731, 11201, 13271, 33603, 39813, 280999, 842997, 6462977, 19388931]

約数ペア:

[(1, 19388931), (3, 6462977), (23, 842997), (69, 280999), (487, 39813), (577, 33603), (1461, 13271), (1731, 11201)]