19711683

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{6067}}^1$

素因数の和:6111

約数の個数: 18

約数和(自身を含む): 30054804

約数和(自身を除く): 10343121

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 6067, 18201, 54603, 115273, 345819, 1037457, 2190187, 6570561, 19711683]

約数ペア:

[(1, 19711683), (3, 6570561), (9, 2190187), (19, 1037457), (57, 345819), (171, 115273), (361, 54603), (1083, 18201), (3249, 6067)]