18507788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2267}}^1$

素因数の和:2441

約数の個数: 24

約数和(自身を含む): 35117712

約数和(自身を除く): 16609924

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2267, 4082, 4534, 8164, 9068, 29471, 58942, 117884, 355919, 711838, 1423676, 4626947, 9253894, 18507788]

約数ペア:

[(1, 18507788), (2, 9253894), (4, 4626947), (13, 1423676), (26, 711838), (52, 355919), (157, 117884), (314, 58942), (628, 29471), (2041, 9068), (2267, 8164), (4082, 4534)]