20936594

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2598

約数の個数: 32

約数和(自身を含む): 39014400

約数和(自身を除く): 18077806

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 2539, 4123, 5078, 8246, 17773, 35546, 48241, 78709, 96482, 157418, 337687, 550963, 675374, 1101926, 1495471, 2990942, 10468297, 20936594]

約数ペア:

[(1, 20936594), (2, 10468297), (7, 2990942), (14, 1495471), (19, 1101926), (31, 675374), (38, 550963), (62, 337687), (133, 157418), (217, 96482), (266, 78709), (434, 48241), (589, 35546), (1178, 17773), (2539, 8246), (4123, 5078)]