19944001

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1447}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 25021440

約数和(自身を除く): 5077439

約数列:

[1, 7, 11, 77, 179, 1253, 1447, 1969, 10129, 13783, 15917, 111419, 259013, 1813091, 2849143, 19944001]

約数ペア:

[(1, 19944001), (7, 2849143), (11, 1813091), (77, 259013), (179, 111419), (1253, 15917), (1447, 13783), (1969, 10129)]