26131664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1815

約数の個数: 40

約数和(自身を含む): 55303752

約数和(自身を除く): 29172088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1721, 1898, 3442, 3796, 6884, 7592, 13768, 15184, 22373, 27536, 44746, 89492, 125633, 178984, 251266, 357968, 502532, 1005064, 1633229, 2010128, 3266458, 6532916, 13065832, 26131664]

約数ペア:

[(1, 26131664), (2, 13065832), (4, 6532916), (8, 3266458), (13, 2010128), (16, 1633229), (26, 1005064), (52, 502532), (73, 357968), (104, 251266), (146, 178984), (208, 125633), (292, 89492), (584, 44746), (949, 27536), (1168, 22373), (1721, 15184), (1898, 13768), (3442, 7592), (3796, 6884)]