19219571

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{433}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 23373504

約数和(自身を除く): 4153933

約数列:

[1, 7, 17, 119, 373, 433, 2611, 3031, 6341, 7361, 44387, 51527, 161509, 1130563, 2745653, 19219571]

約数ペア:

[(1, 19219571), (7, 2745653), (17, 1130563), (119, 161509), (373, 51527), (433, 44387), (2611, 7361), (3031, 6341)]