20269010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{997}}^1$

素因数の和:1130

約数の個数: 32

約数和(自身を含む): 38802240

約数和(自身を除く): 18533230

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 997, 1070, 1994, 2033, 4066, 4985, 9970, 10165, 18943, 20330, 37886, 94715, 106679, 189430, 213358, 533395, 1066790, 2026901, 4053802, 10134505, 20269010]

約数ペア:

[(1, 20269010), (2, 10134505), (5, 4053802), (10, 2026901), (19, 1066790), (38, 533395), (95, 213358), (107, 189430), (190, 106679), (214, 94715), (535, 37886), (997, 20330), (1070, 18943), (1994, 10165), (2033, 9970), (4066, 4985)]