20901304

素因数分解:

$2^3\times {\mathrm{1117}}^1\times {\mathrm{2339}}^1$

素因数の和:3462

約数の個数: 16

約数和(自身を含む): 39241800

約数和(自身を除く): 18340496

約数列:

[1, 2, 4, 8, 1117, 2234, 2339, 4468, 4678, 8936, 9356, 18712, 2612663, 5225326, 10450652, 20901304]

約数ペア:

[(1, 20901304), (2, 10450652), (4, 5225326), (8, 2612663), (1117, 18712), (2234, 9356), (2339, 8936), (4468, 4678)]