20580858

素因数分解:

$2^1\times 3^3\times {\mathrm{127}}^1\times {\mathrm{3001}}^1$

素因数の和:3139

約数の個数: 32

約数和(自身を含む): 46110720

約数和(自身を除く): 25529862

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 127, 254, 381, 762, 1143, 2286, 3001, 3429, 6002, 6858, 9003, 18006, 27009, 54018, 81027, 162054, 381127, 762254, 1143381, 2286762, 3430143, 6860286, 10290429, 20580858]

約数ペア:

[(1, 20580858), (2, 10290429), (3, 6860286), (6, 3430143), (9, 2286762), (18, 1143381), (27, 762254), (54, 381127), (127, 162054), (254, 81027), (381, 54018), (762, 27009), (1143, 18006), (2286, 9003), (3001, 6858), (3429, 6002)]