20512397586

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1787}}^1\times {\mathrm{44491}}^1$

素因数の和:46326

約数の個数: 32

約数和(自身を含む): 42003295488

約数和(自身を除く): 21490897902

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1787, 3574, 5361, 10722, 44491, 76841, 88982, 133473, 153682, 230523, 266946, 461046, 1913113, 3826226, 5739339, 11478678, 79505417, 159010834, 238516251, 477032502, 3418732931, 6837465862, 10256198793, 20512397586]

約数ペア:

[(1, 20512397586), (2, 10256198793), (3, 6837465862), (6, 3418732931), (43, 477032502), (86, 238516251), (129, 159010834), (258, 79505417), (1787, 11478678), (3574, 5739339), (5361, 3826226), (10722, 1913113), (44491, 461046), (76841, 266946), (88982, 230523), (133473, 153682)]