20175184

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43481}}^1$

素因数の和:43518

約数の個数: 20

約数和(自身を含む): 40438260

約数和(自身を除く): 20263076

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43481, 86962, 173924, 347848, 695696, 1260949, 2521898, 5043796, 10087592, 20175184]

約数ペア:

[(1, 20175184), (2, 10087592), (4, 5043796), (8, 2521898), (16, 1260949), (29, 695696), (58, 347848), (116, 173924), (232, 86962), (464, 43481)]