31691344

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:755

約数の個数: 40

約数和(自身を含む): 63791552

約数和(自身を除く): 32100208

約数列:

[1, 2, 4, 8, 16, 43, 73, 86, 146, 172, 292, 344, 584, 631, 688, 1168, 1262, 2524, 3139, 5048, 6278, 10096, 12556, 25112, 27133, 46063, 50224, 54266, 92126, 108532, 184252, 217064, 368504, 434128, 737008, 1980709, 3961418, 7922836, 15845672, 31691344]

約数ペア:

[(1, 31691344), (2, 15845672), (4, 7922836), (8, 3961418), (16, 1980709), (43, 737008), (73, 434128), (86, 368504), (146, 217064), (172, 184252), (292, 108532), (344, 92126), (584, 54266), (631, 50224), (688, 46063), (1168, 27133), (1262, 25112), (2524, 12556), (3139, 10096), (5048, 6278)]