1996702405

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{71171}}^1$

素因数の和:71388

約数の個数: 16

約数和(自身を含む): 2487034368

約数和(自身を除く): 490331963

約数列:

[1, 5, 31, 155, 181, 905, 5611, 28055, 71171, 355855, 2206301, 11031505, 12881951, 64409755, 399340481, 1996702405]

約数ペア:

[(1, 1996702405), (5, 399340481), (31, 64409755), (155, 12881951), (181, 11031505), (905, 2206301), (5611, 355855), (28055, 71171)]