19684749

素因数分解:

$3^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2957}}^1$

素因数の和:3284

約数の個数: 16

約数和(自身を含む): 30100608

約数和(自身を除く): 10415859

約数列:

[1, 3, 7, 21, 317, 951, 2219, 2957, 6657, 8871, 20699, 62097, 937369, 2812107, 6561583, 19684749]

約数ペア:

[(1, 19684749), (3, 6561583), (7, 2812107), (21, 937369), (317, 62097), (951, 20699), (2219, 8871), (2957, 6657)]