19178481

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 31057920

約数和(自身を除く): 11879439

約数列:

[1, 3, 7, 21, 23, 59, 69, 161, 177, 413, 483, 673, 1239, 1357, 2019, 4071, 4711, 9499, 14133, 15479, 28497, 39707, 46437, 108353, 119121, 277949, 325059, 833847, 913261, 2739783, 6392827, 19178481]

約数ペア:

[(1, 19178481), (3, 6392827), (7, 2739783), (21, 913261), (23, 833847), (59, 325059), (69, 277949), (161, 119121), (177, 108353), (413, 46437), (483, 39707), (673, 28497), (1239, 15479), (1357, 14133), (2019, 9499), (4071, 4711)]