20121282488

素因数分解:

$2^3\times {\mathrm{106751}}^1\times {\mathrm{23561}}^1$

素因数の和:130318

約数の個数: 16

約数和(自身を含む): 37729359360

約数和(自身を除く): 17608076872

約数列:

[1, 2, 4, 8, 23561, 47122, 94244, 106751, 188488, 213502, 427004, 854008, 2515160311, 5030320622, 10060641244, 20121282488]

約数ペア:

[(1, 20121282488), (2, 10060641244), (4, 5030320622), (8, 2515160311), (23561, 854008), (47122, 427004), (94244, 213502), (106751, 188488)]