20254893

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1321}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 28555200

約数和(自身を除く): 8300307

約数列:

[1, 3, 19, 57, 269, 807, 1321, 3963, 5111, 15333, 25099, 75297, 355349, 1066047, 6751631, 20254893]

約数ペア:

[(1, 20254893), (3, 6751631), (19, 1066047), (57, 355349), (269, 75297), (807, 25099), (1321, 15333), (3963, 5111)]