20156193638

素因数分解:

$2^1\times 7^1\times {\mathrm{1831}}^1\times {\mathrm{786307}}^1$

素因数の和:788147

約数の個数: 16

約数和(自身を含む): 34572390144

約数和(自身を除く): 14416196506

約数列:

[1, 2, 7, 14, 1831, 3662, 12817, 25634, 786307, 1572614, 5504149, 11008298, 1439728117, 2879456234, 10078096819, 20156193638]

約数ペア:

[(1, 20156193638), (2, 10078096819), (7, 2879456234), (14, 1439728117), (1831, 11008298), (3662, 5504149), (12817, 1572614), (25634, 786307)]