20411187

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{827}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 28748160

約数和(自身を除く): 8336973

約数列:

[1, 3, 19, 57, 433, 827, 1299, 2481, 8227, 15713, 24681, 47139, 358091, 1074273, 6803729, 20411187]

約数ペア:

[(1, 20411187), (3, 6803729), (19, 1074273), (57, 358091), (433, 47139), (827, 24681), (1299, 15713), (2481, 8227)]