20120855478

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197263289}}^1$

素因数の和:197263311

約数の個数: 16

約数和(自身を含む): 42608870640

約数和(自身を除く): 22488015162

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 197263289, 394526578, 591789867, 1183579734, 3353475913, 6706951826, 10060427739, 20120855478]

約数ペア:

[(1, 20120855478), (2, 10060427739), (3, 6706951826), (6, 3353475913), (17, 1183579734), (34, 591789867), (51, 394526578), (102, 197263289)]