19785161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3472

約数の個数: 16

約数和(自身を含む): 23597568

約数和(自身を除く): 3812407

約数列:

[1, 11, 17, 31, 187, 341, 527, 3413, 5797, 37543, 58021, 105803, 638231, 1163833, 1798651, 19785161]

約数ペア:

[(1, 19785161), (11, 1798651), (17, 1163833), (31, 638231), (187, 105803), (341, 58021), (527, 37543), (3413, 5797)]