20191762073

素因数分解:

$7^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{20533}}^1$

素因数の和:20662

約数の個数: 32

約数和(自身を含む): 24443673600

約数和(自身を除く): 4251911527

約数列:

[1, 7, 47, 49, 61, 329, 343, 427, 2303, 2867, 2989, 16121, 20069, 20533, 20923, 140483, 143731, 965051, 983381, 1006117, 1252513, 6755357, 7042819, 8767591, 47287499, 58868111, 61373137, 331012493, 412076777, 429611959, 2884537439, 20191762073]

約数ペア:

[(1, 20191762073), (7, 2884537439), (47, 429611959), (49, 412076777), (61, 331012493), (329, 61373137), (343, 58868111), (427, 47287499), (2303, 8767591), (2867, 7042819), (2989, 6755357), (16121, 1252513), (20069, 1006117), (20533, 983381), (20923, 965051), (140483, 143731)]