19486055

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:506

約数の個数: 16

約数和(自身を含む): 23859264

約数和(自身を除く): 4373209

約数列:

[1, 5, 103, 157, 241, 515, 785, 1205, 16171, 24823, 37837, 80855, 124115, 189185, 3897211, 19486055]

約数ペア:

[(1, 19486055), (5, 3897211), (103, 189185), (157, 124115), (241, 80855), (515, 37837), (785, 24823), (1205, 16171)]