19764074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{3923}}^1$

素因数の和:4165

約数の個数: 16

約数和(自身を含む): 32490720

約数和(自身を除く): 12726646

約数列:

[1, 2, 11, 22, 229, 458, 2519, 3923, 5038, 7846, 43153, 86306, 898367, 1796734, 9882037, 19764074]

約数ペア:

[(1, 19764074), (2, 9882037), (11, 1796734), (22, 898367), (229, 86306), (458, 43153), (2519, 7846), (3923, 5038)]