19449698

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1081

約数の個数: 16

約数和(自身を含む): 29816640

約数和(自身を除く): 10366942

約数列:

[1, 2, 67, 134, 173, 346, 839, 1678, 11591, 23182, 56213, 112426, 145147, 290294, 9724849, 19449698]

約数ペア:

[(1, 19449698), (2, 9724849), (67, 290294), (134, 145147), (173, 112426), (346, 56213), (839, 23182), (1678, 11591)]