19198130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{274259}}^1$

素因数の和:274273

約数の個数: 16

約数和(自身を含む): 39493440

約数和(自身を除く): 20295310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 274259, 548518, 1371295, 1919813, 2742590, 3839626, 9599065, 19198130]

約数ペア:

[(1, 19198130), (2, 9599065), (5, 3839626), (7, 2742590), (10, 1919813), (14, 1371295), (35, 548518), (70, 274259)]