20759439

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 28220544

約数和(自身を除く): 7461105

約数列:

[1, 3, 101, 131, 303, 393, 523, 1569, 13231, 39693, 52823, 68513, 158469, 205539, 6919813, 20759439]

約数ペア:

[(1, 20759439), (3, 6919813), (101, 205539), (131, 158469), (303, 68513), (393, 52823), (523, 39693), (1569, 13231)]