19156765159

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{2777}}^1\times {\mathrm{6121}}^1$

素因数の和:8935

約数の個数: 24

約数和(自身を含む): 23265461088

約数和(自身を除く): 4108695929

約数列:

[1, 7, 23, 49, 161, 1127, 2777, 6121, 19439, 42847, 63871, 136073, 140783, 299929, 447097, 985481, 3129679, 6898367, 16998017, 118986119, 390954391, 832902833, 2736680737, 19156765159]

約数ペア:

[(1, 19156765159), (7, 2736680737), (23, 832902833), (49, 390954391), (161, 118986119), (1127, 16998017), (2777, 6898367), (6121, 3129679), (19439, 985481), (42847, 447097), (63871, 299929), (136073, 140783)]