19797218

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13729}}^1$

素因数の和:13841

約数の個数: 16

約数和(自身を含む): 34270080

約数和(自身を除く): 14472862

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13729, 27458, 96103, 192206, 1414087, 2828174, 9898609, 19797218]

約数ペア:

[(1, 19797218), (2, 9898609), (7, 2828174), (14, 1414087), (103, 192206), (206, 96103), (721, 27458), (1442, 13729)]