43400816

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{117937}}^1$

素因数の和:117968

約数の個数: 20

約数和(自身を含む): 87745872

約数和(自身を除く): 44345056

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 117937, 235874, 471748, 943496, 1886992, 2712551, 5425102, 10850204, 21700408, 43400816]

約数ペア:

[(1, 43400816), (2, 21700408), (4, 10850204), (8, 5425102), (16, 2712551), (23, 1886992), (46, 943496), (92, 471748), (184, 235874), (368, 117937)]