19492031

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 21924000

約数和(自身を除く): 2431969

約数列:

[1, 13, 29, 149, 347, 377, 1937, 4321, 4511, 10063, 51703, 56173, 130819, 672139, 1499387, 19492031]

約数ペア:

[(1, 19492031), (13, 1499387), (29, 672139), (149, 130819), (347, 56173), (377, 51703), (1937, 10063), (4321, 4511)]