19105251

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{8641}}^1$

素因数の和:8722

約数の個数: 16

約数和(自身を含む): 28207488

約数和(自身を除く): 9102237

約数列:

[1, 3, 11, 33, 67, 201, 737, 2211, 8641, 25923, 95051, 285153, 578947, 1736841, 6368417, 19105251]

約数ペア:

[(1, 19105251), (3, 6368417), (11, 1736841), (33, 578947), (67, 285153), (201, 95051), (737, 25923), (2211, 8641)]