18042761

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:820

約数の個数: 16

約数和(自身を含む): 20908800

約数和(自身を除く): 2866039

約数列:

[1, 11, 19, 131, 209, 659, 1441, 2489, 7249, 12521, 27379, 86329, 137731, 949619, 1640251, 18042761]

約数ペア:

[(1, 18042761), (11, 1640251), (19, 949619), (131, 137731), (209, 86329), (659, 27379), (1441, 12521), (2489, 7249)]