64643662

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2080

約数の個数: 32

約数和(自身を含む): 109440000

約数和(自身を除く): 44796338

約数列:

[1, 2, 19, 23, 37, 38, 46, 74, 437, 703, 851, 874, 1406, 1702, 1999, 3998, 16169, 32338, 37981, 45977, 73963, 75962, 91954, 147926, 873563, 1405297, 1701149, 1747126, 2810594, 3402298, 32321831, 64643662]

約数ペア:

[(1, 64643662), (2, 32321831), (19, 3402298), (23, 2810594), (37, 1747126), (38, 1701149), (46, 1405297), (74, 873563), (437, 147926), (703, 91954), (851, 75962), (874, 73963), (1406, 45977), (1702, 37981), (1999, 32338), (3998, 16169)]