20400422

素因数分解:

$2^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{5417}}^1$

素因数の和:5695

約数の個数: 16

約数和(自身を含む): 35108640

約数和(自身を除く): 14708218

約数列:

[1, 2, 7, 14, 269, 538, 1883, 3766, 5417, 10834, 37919, 75838, 1457173, 2914346, 10200211, 20400422]

約数ペア:

[(1, 20400422), (2, 10200211), (7, 2914346), (14, 1457173), (269, 75838), (538, 37919), (1883, 10834), (3766, 5417)]