20509934

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2515

約数の個数: 16

約数和(自身を含む): 31728240

約数和(自身を除く): 11218306

約数列:

[1, 2, 59, 73, 118, 146, 2381, 4307, 4762, 8614, 140479, 173813, 280958, 347626, 10254967, 20509934]

約数ペア:

[(1, 20509934), (2, 10254967), (59, 347626), (73, 280958), (118, 173813), (146, 140479), (2381, 8614), (4307, 4762)]