19666197

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{6053}}^1$

素因数の和:6097

約数の個数: 18

約数和(自身を含む): 29985462

約数和(自身を除く): 10319265

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 6053, 18159, 54477, 115007, 345021, 1035063, 2185133, 6555399, 19666197]

約数ペア:

[(1, 19666197), (3, 6555399), (9, 2185133), (19, 1035063), (57, 345021), (171, 115007), (361, 54477), (1083, 18159), (3249, 6053)]