19508976

素因数分解:

$2^4\times 3^2\times {\mathrm{135479}}^1$

素因数の和:135493

約数の個数: 30

約数和(自身を含む): 54598440

約数和(自身を除く): 35089464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135479, 270958, 406437, 541916, 812874, 1083832, 1219311, 1625748, 2167664, 2438622, 3251496, 4877244, 6502992, 9754488, 19508976]

約数ペア:

[(1, 19508976), (2, 9754488), (3, 6502992), (4, 4877244), (6, 3251496), (8, 2438622), (9, 2167664), (12, 1625748), (16, 1219311), (18, 1083832), (24, 812874), (36, 541916), (48, 406437), (72, 270958), (144, 135479)]