20054139

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50261}}^1$

素因数の和:50290

約数の個数: 16

約数和(自身を含む): 32167680

約数和(自身を除く): 12113541

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50261, 150783, 351827, 954959, 1055481, 2864877, 6684713, 20054139]

約数ペア:

[(1, 20054139), (3, 6684713), (7, 2864877), (19, 1055481), (21, 954959), (57, 351827), (133, 150783), (399, 50261)]