20013441

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50159}}^1$

素因数の和:50188

約数の個数: 16

約数和(自身を含む): 32102400

約数和(自身を除く): 12088959

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50159, 150477, 351113, 953021, 1053339, 2859063, 6671147, 20013441]

約数ペア:

[(1, 20013441), (3, 6671147), (7, 2859063), (19, 1053339), (21, 953021), (57, 351113), (133, 150477), (399, 50159)]