20757196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2417}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 38591280

約数和(自身を除く): 17834084

約数列:

[1, 2, 4, 19, 38, 76, 113, 226, 452, 2147, 2417, 4294, 4834, 8588, 9668, 45923, 91846, 183692, 273121, 546242, 1092484, 5189299, 10378598, 20757196]

約数ペア:

[(1, 20757196), (2, 10378598), (4, 5189299), (19, 1092484), (38, 546242), (76, 273121), (113, 183692), (226, 91846), (452, 45923), (2147, 9668), (2417, 8588), (4294, 4834)]