19812763

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:882

約数の個数: 12

約数和(自身を含む): 21232368

約数和(自身を除く): 1419605

約数列:

[1, 19, 71, 361, 773, 1349, 14687, 25631, 54883, 279053, 1042777, 19812763]

約数ペア:

[(1, 19812763), (19, 1042777), (71, 279053), (361, 54883), (773, 25631), (1349, 14687)]