20383958

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20507}}^1$

素因数の和:20587

約数の個数: 16

約数和(自身を含む): 35437824

約数和(自身を除く): 15053866

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 20507, 41014, 143549, 287098, 1455997, 2911994, 10191979, 20383958]

約数ペア:

[(1, 20383958), (2, 10191979), (7, 2911994), (14, 1455997), (71, 287098), (142, 143549), (497, 41014), (994, 20507)]