20239986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5521}}^1$

素因数の和:5586

約数の個数: 32

約数和(自身を含む): 44529408

約数和(自身を除く): 24289422

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5521, 11042, 16563, 33126, 71773, 143546, 215319, 259487, 430638, 518974, 778461, 1556922, 3373331, 6746662, 10119993, 20239986]

約数ペア:

[(1, 20239986), (2, 10119993), (3, 6746662), (6, 3373331), (13, 1556922), (26, 778461), (39, 518974), (47, 430638), (78, 259487), (94, 215319), (141, 143546), (282, 71773), (611, 33126), (1222, 16563), (1833, 11042), (3666, 5521)]