1854971998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{947381}}^1$

素因数の和:947483

約数の個数: 16

約数和(自身を含む): 3069517680

約数和(自身を除く): 1214545682

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 947381, 1894762, 10421191, 20842382, 84316909, 168633818, 927485999, 1854971998]

約数ペア:

[(1, 1854971998), (2, 927485999), (11, 168633818), (22, 84316909), (89, 20842382), (178, 10421191), (979, 1894762), (1958, 947381)]