19748697

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{661}}^1$

素因数の和:1120

約数の個数: 16

約数和(自身を含む): 27581568

約数和(自身を除く): 7832871

約数列:

[1, 3, 23, 69, 433, 661, 1299, 1983, 9959, 15203, 29877, 45609, 286213, 858639, 6582899, 19748697]

約数ペア:

[(1, 19748697), (3, 6582899), (23, 858639), (69, 286213), (433, 45609), (661, 29877), (1299, 15203), (1983, 9959)]