19726293

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5273}}^1$

素因数の和:5348

約数の個数: 16

約数和(自身を含む): 27846720

約数和(自身を除く): 8120427

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 5273, 15819, 152917, 226739, 458751, 680217, 6575431, 19726293]

約数ペア:

[(1, 19726293), (3, 6575431), (29, 680217), (43, 458751), (87, 226739), (129, 152917), (1247, 15819), (3741, 5273)]