2019921328

素因数分解:

$2^4\times {\mathrm{5113}}^1\times {\mathrm{24691}}^1$

素因数の和:29812

約数の個数: 20

約数和(自身を含む): 3914521528

約数和(自身を除く): 1894600200

約数列:

[1, 2, 4, 8, 16, 5113, 10226, 20452, 24691, 40904, 49382, 81808, 98764, 197528, 395056, 126245083, 252490166, 504980332, 1009960664, 2019921328]

約数ペア:

[(1, 2019921328), (2, 1009960664), (4, 504980332), (8, 252490166), (16, 126245083), (5113, 395056), (10226, 197528), (20452, 98764), (24691, 81808), (40904, 49382)]