199859824

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{140351}}^1$

素因数の和:140448

約数の個数: 20

約数和(自身を含む): 391582080

約数和(自身を除く): 191722256

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 140351, 280702, 561404, 1122808, 2245616, 12491239, 24982478, 49964956, 99929912, 199859824]

約数ペア:

[(1, 199859824), (2, 99929912), (4, 49964956), (8, 24982478), (16, 12491239), (89, 2245616), (178, 1122808), (356, 561404), (712, 280702), (1424, 140351)]