13257136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43609}}^1$

素因数の和:43636

約数の個数: 20

約数和(自身を含む): 27038200

約数和(自身を除く): 13781064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 43609, 87218, 174436, 348872, 697744, 828571, 1657142, 3314284, 6628568, 13257136]

約数ペア:

[(1, 13257136), (2, 6628568), (4, 3314284), (8, 1657142), (16, 828571), (19, 697744), (38, 348872), (76, 174436), (152, 87218), (304, 43609)]