219940168

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{170761}}^1$

素因数の和:170797

約数の個数: 32

約数和(自身を含む): 491794560

約数和(自身を除く): 271854392

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 170761, 341522, 683044, 1195327, 1366088, 2390654, 3927503, 4781308, 7855006, 9562616, 15710012, 27492521, 31420024, 54985042, 109970084, 219940168]

約数ペア:

[(1, 219940168), (2, 109970084), (4, 54985042), (7, 31420024), (8, 27492521), (14, 15710012), (23, 9562616), (28, 7855006), (46, 4781308), (56, 3927503), (92, 2390654), (161, 1366088), (184, 1195327), (322, 683044), (644, 341522), (1288, 170761)]