19738554

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13003}}^1$

素因数の和:13042

約数の個数: 32

約数和(自身を含む): 44941824

約数和(自身を除く): 25203270

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 13003, 26006, 39009, 78018, 143033, 286066, 299069, 429099, 598138, 858198, 897207, 1794414, 3289759, 6579518, 9869277, 19738554]

約数ペア:

[(1, 19738554), (2, 9869277), (3, 6579518), (6, 3289759), (11, 1794414), (22, 897207), (23, 858198), (33, 598138), (46, 429099), (66, 299069), (69, 286066), (138, 143033), (253, 78018), (506, 39009), (759, 26006), (1518, 13003)]