20205038

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20327}}^1$

素因数の和:20407

約数の個数: 16

約数和(自身を含む): 35126784

約数和(自身を除く): 14921746

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 20327, 40654, 142289, 284578, 1443217, 2886434, 10102519, 20205038]

約数ペア:

[(1, 20205038), (2, 10102519), (7, 2886434), (14, 1443217), (71, 284578), (142, 142289), (497, 40654), (994, 20327)]