18888941668

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{1973}}^1\times {\mathrm{4297}}^1$

素因数の和:6831

約数の個数: 24

約数和(自身を含む): 33139488312

約数和(自身を除く): 14250546644

約数列:

[1, 2, 4, 557, 1114, 1973, 2228, 3946, 4297, 7892, 8594, 17188, 1098961, 2197922, 2393429, 4395844, 4786858, 8477981, 9573716, 16955962, 33911924, 4722235417, 9444470834, 18888941668]

約数ペア:

[(1, 18888941668), (2, 9444470834), (4, 4722235417), (557, 33911924), (1114, 16955962), (1973, 9573716), (2228, 8477981), (3946, 4786858), (4297, 4395844), (7892, 2393429), (8594, 2197922), (17188, 1098961)]