19101213

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3019}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 29837600

約数和(自身を除く): 10736387

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3019, 6327, 9057, 27171, 57361, 111703, 172083, 335109, 516249, 1005327, 2122357, 6367071, 19101213]

約数ペア:

[(1, 19101213), (3, 6367071), (9, 2122357), (19, 1005327), (37, 516249), (57, 335109), (111, 172083), (171, 111703), (333, 57361), (703, 27171), (2109, 9057), (3019, 6327)]