1820021254

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{204359}}^1$

素因数の和:204495

約数の個数: 16

約数和(自身を含む): 2812811040

約数和(自身を除く): 992789786

約数列:

[1, 2, 61, 73, 122, 146, 4453, 8906, 204359, 408718, 12465899, 14918207, 24931798, 29836414, 910010627, 1820021254]

約数ペア:

[(1, 1820021254), (2, 910010627), (61, 29836414), (73, 24931798), (122, 14918207), (146, 12465899), (4453, 408718), (8906, 204359)]