12581648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41387}}^1$

素因数の和:41414

約数の個数: 20

約数和(自身を含む): 25660560

約数和(自身を除く): 13078912

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 41387, 82774, 165548, 331096, 662192, 786353, 1572706, 3145412, 6290824, 12581648]

約数ペア:

[(1, 12581648), (2, 6290824), (4, 3145412), (8, 1572706), (16, 786353), (19, 662192), (38, 331096), (76, 165548), (152, 82774), (304, 41387)]