19161519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1361}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 29059632

約数和(自身を除く): 9898113

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 1361, 4083, 4693, 14079, 17693, 25859, 53079, 77577, 336167, 491321, 1008501, 1473963, 6387173, 19161519]

約数ペア:

[(1, 19161519), (3, 6387173), (13, 1473963), (19, 1008501), (39, 491321), (57, 336167), (247, 77577), (361, 53079), (741, 25859), (1083, 17693), (1361, 14079), (4083, 4693)]