19005488

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17729}}^1$

素因数の和:17804

約数の個数: 20

約数和(自身を含む): 37374840

約数和(自身を除く): 18369352

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17729, 35458, 70916, 141832, 283664, 1187843, 2375686, 4751372, 9502744, 19005488]

約数ペア:

[(1, 19005488), (2, 9502744), (4, 4751372), (8, 2375686), (16, 1187843), (67, 283664), (134, 141832), (268, 70916), (536, 35458), (1072, 17729)]