20171723187

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10687}}^1\times {\mathrm{8171}}^1$

素因数の和:18879

約数の個数: 32

約数和(自身を含む): 33539457024

約数和(自身を除く): 13367733837

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 8171, 10687, 24513, 32061, 57197, 74809, 89881, 117557, 171591, 224427, 269643, 352671, 629167, 822899, 1887501, 2468697, 87323477, 261970431, 611264339, 960558247, 1833793017, 2881674741, 6723907729, 20171723187]

約数ペア:

[(1, 20171723187), (3, 6723907729), (7, 2881674741), (11, 1833793017), (21, 960558247), (33, 611264339), (77, 261970431), (231, 87323477), (8171, 2468697), (10687, 1887501), (24513, 822899), (32061, 629167), (57197, 352671), (74809, 269643), (89881, 224427), (117557, 171591)]