20594290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1013}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 39424320

約数和(自身を除く): 18830030

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 1013, 1070, 2026, 2033, 4066, 5065, 10130, 10165, 19247, 20330, 38494, 96235, 108391, 192470, 216782, 541955, 1083910, 2059429, 4118858, 10297145, 20594290]

約数ペア:

[(1, 20594290), (2, 10297145), (5, 4118858), (10, 2059429), (19, 1083910), (38, 541955), (95, 216782), (107, 192470), (190, 108391), (214, 96235), (535, 38494), (1013, 20330), (1070, 19247), (2026, 10165), (2033, 10130), (4066, 5065)]