2051220184

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1657}}^1\times {\mathrm{11903}}^1$

素因数の和:13579

約数の個数: 32

約数和(自身を含む): 4144734720

約数和(自身を除く): 2093514536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1657, 3314, 6628, 11903, 13256, 21541, 23806, 43082, 47612, 86164, 95224, 154739, 172328, 309478, 618956, 1237912, 19723271, 39446542, 78893084, 157786168, 256402523, 512805046, 1025610092, 2051220184]

約数ペア:

[(1, 2051220184), (2, 1025610092), (4, 512805046), (8, 256402523), (13, 157786168), (26, 78893084), (52, 39446542), (104, 19723271), (1657, 1237912), (3314, 618956), (6628, 309478), (11903, 172328), (13256, 154739), (21541, 95224), (23806, 86164), (43082, 47612)]