1645490816

素因数分解:

$2^7\times {\mathrm{257}}^1\times {\mathrm{50021}}^1$

素因数の和:50292

約数の個数: 32

約数和(自身を含む): 3290947380

約数和(自身を除く): 1645456564

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 257, 514, 1028, 2056, 4112, 8224, 16448, 32896, 50021, 100042, 200084, 400168, 800336, 1600672, 3201344, 6402688, 12855397, 25710794, 51421588, 102843176, 205686352, 411372704, 822745408, 1645490816]

約数ペア:

[(1, 1645490816), (2, 822745408), (4, 411372704), (8, 205686352), (16, 102843176), (32, 51421588), (64, 25710794), (128, 12855397), (257, 6402688), (514, 3201344), (1028, 1600672), (2056, 800336), (4112, 400168), (8224, 200084), (16448, 100042), (32896, 50021)]