20558486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{10009}}^1$

素因数の和:10103

約数の個数: 16

約数和(自身を含む): 33633600

約数和(自身を除く): 13075114

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 10009, 20018, 130117, 260234, 790711, 1581422, 10279243, 20558486]

約数ペア:

[(1, 20558486), (2, 10279243), (13, 1581422), (26, 790711), (79, 260234), (158, 130117), (1027, 20018), (2054, 10009)]