19107890

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5413}}^1$

素因数の和:5773

約数の個数: 16

約数和(自身を含む): 34498008

約数和(自身を除く): 15390118

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 5413, 10826, 27065, 54130, 1910789, 3821578, 9553945, 19107890]

約数ペア:

[(1, 19107890), (2, 9553945), (5, 3821578), (10, 1910789), (353, 54130), (706, 27065), (1765, 10826), (3530, 5413)]