20884038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{497239}}^1$

素因数の和:497251

約数の個数: 16

約数和(自身を含む): 47735040

約数和(自身を除く): 26851002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 497239, 994478, 1491717, 2983434, 3480673, 6961346, 10442019, 20884038]

約数ペア:

[(1, 20884038), (2, 10442019), (3, 6961346), (6, 3480673), (7, 2983434), (14, 1491717), (21, 994478), (42, 497239)]