51471988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{39839}}^1$

素因数の和:39879

約数の個数: 24

約数和(自身を含む): 100396800

約数和(自身を除く): 48924812

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 39839, 79678, 159356, 677263, 756941, 1354526, 1513882, 2709052, 3027764, 12867997, 25735994, 51471988]

約数ペア:

[(1, 51471988), (2, 25735994), (4, 12867997), (17, 3027764), (19, 2709052), (34, 1513882), (38, 1354526), (68, 756941), (76, 677263), (323, 159356), (646, 79678), (1292, 39839)]