31420672

素因数分解:

$2^8\times {\mathrm{139}}^1\times {\mathrm{883}}^1$

素因数の和:1038

約数の個数: 36

約数和(自身を含む): 63241360

約数和(自身を除く): 31820688

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 556, 883, 1112, 1766, 2224, 3532, 4448, 7064, 8896, 14128, 17792, 28256, 35584, 56512, 113024, 122737, 226048, 245474, 490948, 981896, 1963792, 3927584, 7855168, 15710336, 31420672]

約数ペア:

[(1, 31420672), (2, 15710336), (4, 7855168), (8, 3927584), (16, 1963792), (32, 981896), (64, 490948), (128, 245474), (139, 226048), (256, 122737), (278, 113024), (556, 56512), (883, 35584), (1112, 28256), (1766, 17792), (2224, 14128), (3532, 8896), (4448, 7064)]