1888391248

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{1283}}^1\times {\mathrm{1373}}^1$

素因数の和:2731

約数の個数: 40

約数和(自身を含む): 3718967328

約数和(自身を除く): 1830576080

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 1283, 1373, 2566, 2746, 5132, 5492, 10264, 10984, 20528, 21968, 85961, 91991, 171922, 183982, 343844, 367964, 687688, 735928, 1375376, 1471856, 1761559, 3523118, 7046236, 14092472, 28184944, 118024453, 236048906, 472097812, 944195624, 1888391248]

約数ペア:

[(1, 1888391248), (2, 944195624), (4, 472097812), (8, 236048906), (16, 118024453), (67, 28184944), (134, 14092472), (268, 7046236), (536, 3523118), (1072, 1761559), (1283, 1471856), (1373, 1375376), (2566, 735928), (2746, 687688), (5132, 367964), (5492, 343844), (10264, 183982), (10984, 171922), (20528, 91991), (21968, 85961)]