20123171292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239561563}}^1$

素因数の和:239561577

約数の個数: 24

約数和(自身を含む): 53661790336

約数和(自身を除く): 33538619044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239561563, 479123126, 718684689, 958246252, 1437369378, 1676930941, 2874738756, 3353861882, 5030792823, 6707723764, 10061585646, 20123171292]

約数ペア:

[(1, 20123171292), (2, 10061585646), (3, 6707723764), (4, 5030792823), (6, 3353861882), (7, 2874738756), (12, 1676930941), (14, 1437369378), (21, 958246252), (28, 718684689), (42, 479123126), (84, 239561563)]