20438752

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9533}}^1$

素因数の和:9610

約数の個数: 24

約数和(自身を含む): 40843656

約数和(自身を除く): 20404904

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9533, 19066, 38132, 76264, 152528, 305056, 638711, 1277422, 2554844, 5109688, 10219376, 20438752]

約数ペア:

[(1, 20438752), (2, 10219376), (4, 5109688), (8, 2554844), (16, 1277422), (32, 638711), (67, 305056), (134, 152528), (268, 76264), (536, 38132), (1072, 19066), (2144, 9533)]