20145239386

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2325703}}^1$

素因数の和:2325837

約数の個数: 16

約数和(自身を含む): 31145827968

約数和(自身を除く): 11000588582

約数列:

[1, 2, 61, 71, 122, 142, 4331, 8662, 2325703, 4651406, 141867883, 165124913, 283735766, 330249826, 10072619693, 20145239386]

約数ペア:

[(1, 20145239386), (2, 10072619693), (61, 330249826), (71, 283735766), (122, 165124913), (142, 141867883), (4331, 4651406), (8662, 2325703)]